Oakmont Company has an opportunity to manufacture and sell a new product for a four-year period. The company's discount rate is 18%. After careful study, Oakmont estimated the following costs and revenues for the new product: When the project concludes in four years the working caplal will be released for investment elsewhere within the company. Click here to view Exhibit 128-1 and Exhibit 128-2, to determine the appropriate discount factor(s) using tabies. (Use the tables to get your discount factors. The linked tables are the same tables as the ones in your course packet. If you calculate discount factors using Excel or a financial calculator, your answer may be different enough due to rounding that the system marks it wrong.) Required: Calculate the net present value of this investment opportunity. (Round your final answer to the nearest whole dollar amount.)