McGraw Trucking Company is considering a cash acquisition of Hill Storage Company for $$2\mathrm{.}3$ million. Hill Storage will provide the following pattern of cash inflows and synergistic benefits for the next $20$ years. There is no tax loss carry$-$forward.

Years

$156151620$

Cash inflow $($aftertax$)$ $$320,000$ $$360,000$ $$440,000$

Synergistic benefits $($aftertax$)$ $$42,000$ $$62,000$ $$102,000$

The cost of capital for the acquiring firm is $10$ percent.

a$.$ Calculate the net present value