Find the final amount in the following retirement account, in which the rate of return on the account and the regular contribution change over time. $1000 per quarter invested at 6.6%, compounded quarterly, for 10 years; then $1700 per quarter invested at 7.6%, compounded quarterly, for 17 years. Find the final amount in the account. $ (Do not round until the final answer. Then round to the nearest dollar as needed.)