NPV and IRR: Unequal Annual Net Cash Inflows Assume that Goodrich Petroleum Corporation is evaluating a capital expenditure proposal that has the following predicted cash flows: Initial Investment $68,220) Operation Year 1 Year 2 Year 3 Salvage a. Using a discount rate of 10 percent, determine the net present value of the investment proposal. Note: Round your answer to the nearest whole dollar. $ b. Determine the proposal's internal rate of return. (Refer to Appendix 128 if you use the table approach.) Hint: You will need to use a trialanderror approach. Round to the nearest percent. (Example: 0.15268 = 15%) %