No problem, we've got 4403 and 1720 to multiply
4403 × 1720 = 1720 × (4403)
+ 1720 × 3 yielding 5160
+ 1720 × 00 which equals 0
+ 1720 × 400 that equals 688000
+ 1720 × 4000 producing 6880000

= 7573160
