Finding the Fourth Proportional to 14,243.52, 19,669.16 and 9,216.41

Step by Step Solution

1. Step 1: Write the proportion equation
   14,243.52 : 19,669.16 = 9,216.41 : x
2. Step 2: Convert to fraction form
   14,243.52/19,669.16 = 9,216.41/x
3. Step 3: Cross multiply
   14,243.52x = 19,669.16 × 9,216.41
4. Step 4: Simplify right side
   14,243.52x = 181,279,065.72
5. Step 5: Solve for x
   x = 181,279,065.72/14,243.52
6. Step 6: Final answer
   x = 12,727.12