Physics problem... Stumped

ra said
If all you need to find is the force of gravity on the object, it's

Fg=G(m1m2/r^2)

Remember to add the radius of the Earth to 2.90 × 10 ^6 m to get the value for r.

I did not have m2

But apparently it did not matter..

Answer was 4.63 m/s^2