I got $32827.41 Where did I go wrong?

Problem 3.LO2.3 Question Help O For the following mixed stream of cash flows, determine the future value at the end of the final year if deposits are made at the beginning of each year into an account paying annual interest of 9%, assuming no withdrawals are made during the period. Cash Flow Year Stream 12,000 2 9,100 3 6,900 1