Answer:
$722444.49386776
Step-by-step explanation:
Use Compound Intrest Formula
[tex]a = p(1 + \frac{r}{n} ) {}^{nt} [/tex]
P is 400,00p
T is 12% or 0.12
N is 4 since it is compounded quarterly
T is 5.
Plug the values in
[tex]400000(1 + \frac{0.12}{4} ) {}^{20} [/tex]
Ypu get
$722444.49386776