Finding the Fourth Proportional to 16,651.49, 22,981.46 and 9,937.40

Step by Step Solution

1. Step 1: Write the proportion equation
   16,651.49 : 22,981.46 = 9,937.40 : x
2. Step 2: Convert to fraction form
   16,651.49/22,981.46 = 9,937.40/x
3. Step 3: Cross multiply
   16,651.49x = 22,981.46 × 9,937.40
4. Step 4: Simplify right side
   16,651.49x = 228,375,796.01
5. Step 5: Solve for x
   x = 228,375,796.01/16,651.49
6. Step 6: Final answer
   x = 13,715.04