No problem, we've got 7780 and 1273 to multiply
7780 × 1273 = 1273 × (7780)
+ 1273 × 0 that equals 0
+ 1273 × 80 that results in 101840
+ 1273 × 700 what gives us 891100
+ 1273 × 7000 that is equal 8911000

= 9903940
