Jennifer Gates, the eldest daughter of world's second-richest person Bill Gates, got engaged to 28-year-old Egyptian equestrian Nayel Nassar. Sharing a picture from the proposal on Instagram, 23-year-old Jennifer wrote, "Nayel Nassar, you are one of a kind...Yes a million times over." Nassar also posted photos of his special proposal on his own Instagram account, writing, 'She said Yes!!'"