Finding the Fourth Proportional to 113,623.16, 156,792.89 and 62,633.25

Step by Step Solution

1. Step 1: Write the proportion equation
   113,623.16 : 156,792.89 = 62,633.25 : x
2. Step 2: Convert to fraction form
   113,623.16/156,792.89 = 62,633.25/x
3. Step 3: Cross multiply
   113,623.16x = 156,792.89 × 62,633.25
4. Step 4: Simplify right side
   113,623.16x = 9,820,448,434.18
5. Step 5: Solve for x
   x = 9,820,448,434.18/113,623.16
6. Step 6: Final answer
   x = 86,429.99