No problem, we've got 7984 and 524 to multiply
7984 × 524 = 524 × (7984)
+ 524 × 4 which equals 2096
+ 524 × 80 that results in 41920
+ 524 × 900 producing 471600
+ 524 × 7000 what gives us 3668000

= 4183616
