Finding the Fourth Proportional to 16,651.86, 22,981.98 and 9,937.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,651.86 : 22,981.98 = 9,937.77 : x
2. Step 2: Convert to fraction form
   16,651.86/22,981.98 = 9,937.77/x
3. Step 3: Cross multiply
   16,651.86x = 22,981.98 × 9,937.77
4. Step 4: Simplify right side
   16,651.86x = 228,389,631.38
5. Step 5: Solve for x
   x = 228,389,631.38/16,651.86
6. Step 6: Final answer
   x = 13,715.56