No problem, we've got 2872 and 4345 to multiply
2872 × 4345 = 4345 × (2872)
+ 4345 × 2 resulting in 8690
+ 4345 × 70 resulting in 304150
+ 4345 × 800 resulting in 3476000
+ 4345 × 2000 that equals 8690000

= 12478840
