Mulroney Corp. is considering two mutually exclusive projects. Both require an initial investment of $10,000 at t=0. Project X has an expected life of 2 years with after-tax cash inflows of $5,600 and $7,900 at the end of Years 1 and 2, respectively. In addition, Project X will be repeated at the end of Year 2 with no changes in its cash flows. Project Y has an expected life of 4 years with after-tax cash inflows of $4,300 at the end of each of 4 years. Each project has a WACC of 7.7\%. Using the replacement chain approach, what is the NPV of the most profitable project? \begin{tabular}{c} $4,246 \\ \hline$4,337 \\ \hline$4,435 \\ \hline$4,286 \\ \hline$4,242 \end{tabular}