No problem, we've got 90229412 and 87795707 to multiply
90229412 × 87795707 = 87795707 × (90229412)
+ 87795707 × 2 giving us 175591414
+ 87795707 × 10 that equals 877957070
+ 87795707 × 400 that results in 35118282800
+ 87795707 × 9000 giving us 790161363000
+ 87795707 × 20000 resulting in 1755914140000
+ 87795707 × 200000 resulting in 17559141400000
+ 87795707 × 0000000 what gives us 0
+ 87795707 × 90000000 resulting in 7901613630000000

= 7921755018734284
