Answer
$210.33$ million dollars
Work Step by Step
The flow of rate of the investment stream can be expressed as: $R(t)=48230000 $ dollars per year.
We have: $r=0.056$ and $T=5 \ years$
The future value is equal to: $\int_0^{5} 48230000 e^{0.056 (5-t)} \ dt =278.29 $ dollars
Therefore, the present value is equal to:$\dfrac{\ Future Value}{e^{rT}}=\dfrac{278.29}{e^{0.056\times 5}}=210.33$ million dollars