Alright, let's work through 90741074 times 42883710 step by step
90741074 × 42883710 = 42883710 × (90741074)
+ 42883710 × 4 giving us 171534840
+ 42883710 × 70 what gives us 3001859700
+ 42883710 × 000 that equals 0
+ 42883710 × 1000 giving us 42883710000
+ 42883710 × 40000 giving us 1715348400000
+ 42883710 × 700000 that results in 30018597000000
+ 42883710 × 0000000 resulting in 0
+ 42883710 × 90000000 which equals 3859533900000000

= 3891313902504540
