Answer
$113.0976\approx113.1$
Work Step by Step
We are given: $P = cd^2SN$, $c=0.7854$, $d=3$, $S=4$, $N=4$:
$P=(0.7854)(3)^2*4*4=(0.7854)(9)16=0.7854*144=113.0976\approx113.1$
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