No problem, we've got 3419 and 8480 to multiply
3419 × 8480 = 8480 × (3419)
+ 8480 × 9 what gives us 76320
+ 8480 × 10 which equals 84800
+ 8480 × 400 giving us 3392000
+ 8480 × 3000 that equals 25440000

= 28993120
