Alright, let's work through 84722761 times 52005320 step by step
84722761 × 52005320 = 52005320 × (84722761)
+ 52005320 × 1 that equals 52005320
+ 52005320 × 60 which equals 3120319200
+ 52005320 × 700 that is equal 36403724000
+ 52005320 × 2000 what gives us 104010640000
+ 52005320 × 20000 what gives us 1040106400000
+ 52005320 × 700000 resulting in 36403724000000
+ 52005320 × 4000000 giving us 208021280000000
+ 52005320 × 80000000 what gives us 4160425600000000

= 4406034297088520
