Answer
$$ 2.58\times10^8 \ kg .m^2 /s^2
$$
Work Step by Step
The kinetic energy is given by
$$
K.E.=\frac{1}{2}mv^2=\frac{1}{2}(2.87\times10^6)(13.4)^2= 2.58\times10^8 \ kg .m^2 /s^2
$$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.