Finding the Fourth Proportional to 113,825.50, 157,081.71 and 62,838.12

Step by Step Solution

1. Step 1: Write the proportion equation
   113,825.50 : 157,081.71 = 62,838.12 : x
2. Step 2: Convert to fraction form
   113,825.50/157,081.71 = 62,838.12/x
3. Step 3: Cross multiply
   113,825.50x = 157,081.71 × 62,838.12
4. Step 4: Simplify right side
   113,825.50x = 9,870,719,342.79
5. Step 5: Solve for x
   x = 9,870,719,342.79/113,825.50
6. Step 6: Final answer
   x = 86,718.00