No problem, we've got 3623 and 1178 to multiply
3623 × 1178 = 1178 × (3623)
+ 1178 × 3 that equals 3534
+ 1178 × 20 yielding 23560
+ 1178 × 600 producing 706800
+ 1178 × 3000 which equals 3534000

= 4267894
