Finding the Fourth Proportional to 14,499.43, 20,009.27 and 8,453.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,499.43 : 20,009.27 = 8,453.25 : x
2. Step 2: Convert to fraction form
   14,499.43/20,009.27 = 8,453.25/x
3. Step 3: Cross multiply
   14,499.43x = 20,009.27 × 8,453.25
4. Step 4: Simplify right side
   14,499.43x = 169,143,382.76
5. Step 5: Solve for x
   x = 169,143,382.76/14,499.43
6. Step 6: Final answer
   x = 11,665.52