Finding the Fourth Proportional to 114,869.94, 172,285.47 and 31,744.50

Step by Step Solution

1. Step 1: Write the proportion equation
   114,869.94 : 172,285.47 = 31,744.50 : x
2. Step 2: Convert to fraction form
   114,869.94/172,285.47 = 31,744.50/x
3. Step 3: Cross multiply
   114,869.94x = 172,285.47 × 31,744.50
4. Step 4: Simplify right side
   114,869.94x = 5,469,116,102.42
5. Step 5: Solve for x
   x = 5,469,116,102.42/114,869.94
6. Step 6: Final answer
   x = 47,611.38