Alright, let's work through 57687727 times 88768106 step by step
57687727 × 88768106 = 88768106 × (57687727)
+ 88768106 × 7 that results in 621376742
+ 88768106 × 20 that is equal 1775362120
+ 88768106 × 700 that results in 62137674200
+ 88768106 × 7000 yielding 621376742000
+ 88768106 × 80000 that is equal 7101448480000
+ 88768106 × 600000 that equals 53260863600000
+ 88768106 × 7000000 that results in 621376742000000
+ 88768106 × 50000000 what gives us 4438405300000000

= 5120830265235062
