She later revealed she had already accepted a proposal to him in 2008 and said Golding was trying to get her to 'finally' walk down the aisle.
She said: "He already knows it's yes," she tells 5 live's Jonathan Agnew. "He's already asked me, he's just looking for me to say 'yes' more."
Some day. Olympic gold and a repeat proposal. What next?
But the Londoner already has someone special in her life in the form of her 14-year-old mount who she has grown very close with over the years.
The rider often showing her affection by giving him a kiss after a ride.
After the performance she spoke of how 'proud' she was of Valegro and promised to 'give him more treats' for his outstanding display.
Their relationship has even been compared to a 'married couple' by the horse's owner - 'without the extra bits'.
The proposal came via a sign under the scoreboard and the scheme was praised by Valegro's part-owner Carl Hester - even though he wasn't sure it would work.
He said: "I thought he was very clever to put the sign up on the screen 'will you marry me?"
"I can tell you now, if he said it face to face with Charlotte it would probably be a no, the horses come first.
"I have to congratulate him later for putting it out there, and now she'll be embarrassed."