What is the IRR of this project based our equity injection of $2,468,750.00?

\begin{tabular}{|c|c|c|} \hline \multicolumn{3}{|l|}{ Cost Details } \\ \hline Land Cost & $2,000,000 & \\ \hline Build and Soft Costs & $7,875,000 & \\ \hline Total Investment Cost & $9,875,000 & \\ \hline \multicolumn{3}{|l|}{ Revenue Details } \\ \hline Sale Price per Unit & $1,850,000 to $1,950,000 & \\ \hline Total Expected Revenue & $12,950,000 & \\ \hline Sales Commission & $647,000 & \\ \hline Closing Costs (CC) & $59,000 & \\ \hline Net Revenue & $12,244,000 & \\ \hline \multicolumn{3}{|l|}{ Profit Calculation } \\ \hline Net Profit & $2,369,000 & \\ \hline \multicolumn{3}{|l|}{ IRR Calculation } \\ \hline Initial Investment & $9,875,000 & (Outflow) \\ \hline Cash Inflow (After 15 months) & $12,244,000 & (Inflow) \\ \hline Time Period & 15 months & \\ \hline Formula & NPV=0=[Ct/(1+IRR)t] & \\ \hline \multicolumn{3}{|l|}{ IIRR Value (\%) } \\ \hline & & \\ \hline & & \\ \hline & & \\ \hline \multicolumn{3}{|l|}{ CAPITAL STACK } \\ \hline DEBT & $7,406,250.00 & \\ \hline EQUITY & $2,468,750.00 & \\ \hline & & \\ \hline & & \\ \hline Interest Rate & 8% & \\ \hline \end{tabular} \begin{tabular}{|c|c|c|} \hline \multicolumn{3}{|l|}{ Cost Details } \\ \hline Land Cost & $2,000,000 & \\ \hline Build and Soft Costs & $7,875,000 & \\ \hline Total Investment Cost & $9,875,000 & \\ \hline \multicolumn{3}{|l|}{ Revenue Details } \\ \hline Sale Price per Unit & $1,850,000 to $1,950,000 & \\ \hline Total Expected Revenue & $12,950,000 & \\ \hline Sales Commission & $647,000 & \\ \hline Closing Costs (CC) & $59,000 & \\ \hline Net Revenue & $12,244,000 & \\ \hline \multicolumn{3}{|l|}{ Profit Calculation } \\ \hline Net Profit & $2,369,000 & \\ \hline \multicolumn{3}{|l|}{ IRR Calculation } \\ \hline Initial Investment & $9,875,000 & (Outflow) \\ \hline Cash Inflow (After 15 months) & $12,244,000 & (Inflow) \\ \hline Time Period & 15 months & \\ \hline Formula & NPV=0=[Ct/(1+IRR)t] & \\ \hline \multicolumn{3}{|l|}{ IIRR Value (\%) } \\ \hline & & \\ \hline & & \\ \hline & & \\ \hline \multicolumn{3}{|l|}{ CAPITAL STACK } \\ \hline DEBT & $7,406,250.00 & \\ \hline EQUITY & $2,468,750.00 & \\ \hline & & \\ \hline & & \\ \hline Interest Rate & 8% & \\ \hline \end{tabular}