Finding the Fourth Proportional to 31,710.34, 47,553.27 and 9,518.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,710.34 : 47,553.27 = 9,518.50 : x
2. Step 2: Convert to fraction form
   31,710.34/47,553.27 = 9,518.50/x
3. Step 3: Cross multiply
   31,710.34x = 47,553.27 × 9,518.50
4. Step 4: Simplify right side
   31,710.34x = 452,635,800.50
5. Step 5: Solve for x
   x = 452,635,800.50/31,710.34
6. Step 6: Final answer
   x = 14,274.08