Alright, let's work through 90628119 times 52793345 step by step
90628119 × 52793345 = 52793345 × (90628119)
+ 52793345 × 9 that is equal 475140105
+ 52793345 × 10 resulting in 527933450
+ 52793345 × 100 which equals 5279334500
+ 52793345 × 8000 resulting in 422346760000
+ 52793345 × 20000 what gives us 1055866900000
+ 52793345 × 600000 yielding 31676007000000
+ 52793345 × 0000000 yielding 0
+ 52793345 × 90000000 that is equal 4751401050000000

= 4784561553068055
