Finding the Fourth Proportional to 114,793.96, 172,200.78 and 31,687.96

Step by Step Solution

1. Step 1: Write the proportion equation
   114,793.96 : 172,200.78 = 31,687.96 : x
2. Step 2: Convert to fraction form
   114,793.96/172,200.78 = 31,687.96/x
3. Step 3: Cross multiply
   114,793.96x = 172,200.78 × 31,687.96
4. Step 4: Simplify right side
   114,793.96x = 5,456,691,428.61
5. Step 5: Solve for x
   x = 5,456,691,428.61/114,793.96
6. Step 6: Final answer
   x = 47,534.66