Alright, let's work through 72789302 times 28651124 step by step
72789302 × 28651124 = 28651124 × (72789302)
+ 28651124 × 2 what gives us 57302248
+ 28651124 × 00 giving us 0
+ 28651124 × 300 giving us 8595337200
+ 28651124 × 9000 yielding 257860116000
+ 28651124 × 80000 which equals 2292089920000
+ 28651124 × 700000 giving us 20055786800000
+ 28651124 × 2000000 resulting in 57302248000000
+ 28651124 × 70000000 that results in 2005578680000000

= 2085495317475448
