The Mercedes Benz S580 sells for $136000. Mercedes Benz offers a 4-year loan at a rate of 3% (APR) with monthly payments. The loan also features a balloon payment equal to half the price of car which is payable at the end of the 4-year term. (The balloon payment is separate from (in addition to) the final monthly payment.) How much principal remains outstanding one year before the end of the loan term (after the 36th monthly payment? (Ignore taxes.) Round your answer to the nearest dollar