Alright, let's work through 87428728 times 11217298 step by step
87428728 × 11217298 = 11217298 × (87428728)
+ 11217298 × 8 that results in 89738384
+ 11217298 × 20 that is equal 224345960
+ 11217298 × 700 that results in 7852108600
+ 11217298 × 8000 that equals 89738384000
+ 11217298 × 20000 what gives us 224345960000
+ 11217298 × 400000 which equals 4486919200000
+ 11217298 × 7000000 which equals 78521086000000
+ 11217298 × 80000000 that equals 897383840000000

= 980714095736944
