Alright, let's work through 90462978 times 59521404 step by step
90462978 × 59521404 = 59521404 × (90462978)
+ 59521404 × 8 giving us 476171232
+ 59521404 × 70 what gives us 4166498280
+ 59521404 × 900 giving us 53569263600
+ 59521404 × 2000 that results in 119042808000
+ 59521404 × 60000 that results in 3571284240000
+ 59521404 × 400000 giving us 23808561600000
+ 59521404 × 0000000 which equals 0
+ 59521404 × 90000000 resulting in 5356926360000000

= 5384483460581112
