Alright, let's work through 99934590 times 74729053 step by step
99934590 × 74729053 = 74729053 × (99934590)
+ 74729053 × 0 producing 0
+ 74729053 × 90 what gives us 6725614770
+ 74729053 × 500 yielding 37364526500
+ 74729053 × 4000 which equals 298916212000
+ 74729053 × 30000 yielding 2241871590000
+ 74729053 × 900000 that equals 67256147700000
+ 74729053 × 9000000 yielding 672561477000000
+ 74729053 × 90000000 that results in 6725614770000000

= 7468017272643270
