Finding the Fourth Proportional to 103,861.82, 155,792.71 and 59,457.28

Step by Step Solution

1. Step 1: Write the proportion equation
   103,861.82 : 155,792.71 = 59,457.28 : x
2. Step 2: Convert to fraction form
   103,861.82/155,792.71 = 59,457.28/x
3. Step 3: Cross multiply
   103,861.82x = 155,792.71 × 59,457.28
4. Step 4: Simplify right side
   103,861.82x = 9,263,010,780.43
5. Step 5: Solve for x
   x = 9,263,010,780.43/103,861.82
6. Step 6: Final answer
   x = 89,185.91