Finding the Fourth Proportional to 113,825.40, 157,078.18 and 62,838.16

Step by Step Solution

1. Step 1: Write the proportion equation
   113,825.40 : 157,078.18 = 62,838.16 : x
2. Step 2: Convert to fraction form
   113,825.40/157,078.18 = 62,838.16/x
3. Step 3: Cross multiply
   113,825.40x = 157,078.18 × 62,838.16
4. Step 4: Simplify right side
   113,825.40x = 9,870,503,807.35
5. Step 5: Solve for x
   x = 9,870,503,807.35/113,825.40
6. Step 6: Final answer
   x = 86,716.18