In Problem 126, if Juan decided to wait 10 years before investing for retirement, how much would he have to invest on his thirty-sixth birthday to have the same account balance on his sixtieth birthday?

Data from problem 126

On Juan’s twenty-sixth birthday, he invested $7,500 in a retirement account. Each year thereafter, he deposited 8 percent more than the previous deposit. The account paid annual compound interest of 5 percent. How much was in the account immediately after his thirty-fifth deposit?