Answer
$5,080 \text{ pounds}$
Work Step by Step
Substituting $x=2000$ in the given function $J(x)=2.54x$, then,
\begin{array}{l}\require{cancel}
J(2000)=2.54(2000)
\\\\
J(2000)=5,080
.\end{array}
Hence, the weight on Jupiter is $
5,080 \text{ pounds}
$.