Alright, let's work through 48972887 times 28912141 step by step
48972887 × 28912141 = 28912141 × (48972887)
+ 28912141 × 7 giving us 202384987
+ 28912141 × 80 yielding 2312971280
+ 28912141 × 800 that equals 23129712800
+ 28912141 × 2000 that equals 57824282000
+ 28912141 × 70000 what gives us 2023849870000
+ 28912141 × 900000 that is equal 26020926900000
+ 28912141 × 8000000 yielding 231297128000000
+ 28912141 × 40000000 resulting in 1156485640000000

= 1415911014121067
