Been doing on my graphing calculator and keep getting MIRR as 28.27%. Other solutions of this project done on chegg are getting 25% but doing it in excel. Can someone walk me through the graphing calculator steps?

7.3 Hitch Petroleum. Inc. is trying to evaluate a generation project with the following cash flows: a. (5 points) If the company requires a 12 percent return on its investments, should it accept this project? Why? b. (5 points) Compute the MIRR for this project using a 12\% discount rate