Finding the Fourth Proportional to 16,182.86, 22,332.76 and 9,109.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,182.86 : 22,332.76 = 9,109.53 : x
2. Step 2: Convert to fraction form
   16,182.86/22,332.76 = 9,109.53/x
3. Step 3: Cross multiply
   16,182.86x = 22,332.76 × 9,109.53
4. Step 4: Simplify right side
   16,182.86x = 203,440,924.43
5. Step 5: Solve for x
   x = 203,440,924.43/16,182.86
6. Step 6: Final answer
   x = 12,571.39