Finding the Fourth Proportional to 113,931.50, 157,238.83 and 68,632.35

Step by Step Solution

1. Step 1: Write the proportion equation
   113,931.50 : 157,238.83 = 68,632.35 : x
2. Step 2: Convert to fraction form
   113,931.50/157,238.83 = 68,632.35/x
3. Step 3: Cross multiply
   113,931.50x = 157,238.83 × 68,632.35
4. Step 4: Simplify right side
   113,931.50x = 10,791,670,414.15
5. Step 5: Solve for x
   x = 10,791,670,414.15/113,931.50
6. Step 6: Final answer
   x = 94,720.69