Alright, let's work through 3446 times 5486 step by step
3446 × 5486 = 5486 × (3446)
+ 5486 × 6 giving us 32916
+ 5486 × 40 that is equal 219440
+ 5486 × 400 which equals 2194400
+ 5486 × 3000 resulting in 16458000

= 18904756
