No problem, we've got 3603 and 1160 to multiply
3603 × 1160 = 1160 × (3603)
+ 1160 × 3 that equals 3480
+ 1160 × 00 which equals 0
+ 1160 × 600 giving us 696000
+ 1160 × 3000 which equals 3480000

= 4179480
