Alright, let's work through 9856 times 8811 step by step
9856 × 8811 = 8811 × (9856)
+ 8811 × 6 producing 52866
+ 8811 × 50 giving us 440550
+ 8811 × 800 giving us 7048800
+ 8811 × 9000 that equals 79299000

= 86841216
