No problem, we've got 4019 and 7759 to multiply
4019 × 7759 = 7759 × (4019)
+ 7759 × 9 that equals 69831
+ 7759 × 10 giving us 77590
+ 7759 × 000 resulting in 0
+ 7759 × 4000 what gives us 31036000

= 31183421
