Finding the Fourth Proportional to 16,180.53, 22,327.54 and 9,106.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,180.53 : 22,327.54 = 9,106.80 : x
2. Step 2: Convert to fraction form
   16,180.53/22,327.54 = 9,106.80/x
3. Step 3: Cross multiply
   16,180.53x = 22,327.54 × 9,106.80
4. Step 4: Simplify right side
   16,180.53x = 203,332,441.27
5. Step 5: Solve for x
   x = 203,332,441.27/16,180.53
6. Step 6: Final answer
   x = 12,566.49