No problem, we've got 1558 and 2278 to multiply
1558 × 2278 = 2278 × (1558)
+ 2278 × 8 what gives us 18224
+ 2278 × 50 what gives us 113900
+ 2278 × 500 resulting in 1139000
+ 2278 × 1000 giving us 2278000

= 3549124
