Alright, let's work through 98342145 times 902221 step by step
98342145 × 902221 = 902221 × (98342145)
+ 902221 × 5 that is equal 4511105
+ 902221 × 40 producing 36088840
+ 902221 × 100 yielding 90222100
+ 902221 × 2000 resulting in 1804442000
+ 902221 × 40000 resulting in 36088840000
+ 902221 × 300000 giving us 270666300000
+ 902221 × 8000000 that is equal 7217768000000
+ 902221 × 90000000 what gives us 81199890000000

= 88726348404045
