Finding the Fourth Proportional to 114,496.12, 157,931.94 and 82,711.72

Step by Step Solution

1. Step 1: Write the proportion equation
   114,496.12 : 157,931.94 = 82,711.72 : x
2. Step 2: Convert to fraction form
   114,496.12/157,931.94 = 82,711.72/x
3. Step 3: Cross multiply
   114,496.12x = 157,931.94 × 82,711.72
4. Step 4: Simplify right side
   114,496.12x = 13,062,822,400.34
5. Step 5: Solve for x
   x = 13,062,822,400.34/114,496.12
6. Step 6: Final answer
   x = 114,089.65