A company wants to expand by buying another machine in order to produce more products. The machine will cost $27671 and installation costs are expected to be $4646. The machine is expected to generate incremental after-tax cash flows of $7729 in the first year, $14644 in the second year and $16667 in the final year. What is the net present value of the project if the required rate of return is expected to be 9.6%