No problem, we've got 4324 and 961 to multiply
4324 × 961 = 961 × (4324)
+ 961 × 4 yielding 3844
+ 961 × 20 that is equal 19220
+ 961 × 300 what gives us 288300
+ 961 × 4000 that is equal 3844000

= 4155364
