No problem, we've got 4784495 and 79772108 to multiply
4784495 × 79772108 = 79772108 × (4784495)
+ 79772108 × 5 that equals 398860540
+ 79772108 × 90 what gives us 7179489720
+ 79772108 × 400 yielding 31908843200
+ 79772108 × 4000 what gives us 319088432000
+ 79772108 × 80000 yielding 6381768640000
+ 79772108 × 700000 giving us 55840475600000
+ 79772108 × 4000000 that results in 319088432000000

= 381669251865460
