Finding the Fourth Proportional to 13,614.32, 20,382.53 and 9,223.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,614.32 : 20,382.53 = 9,223.98 : x
2. Step 2: Convert to fraction form
   13,614.32/20,382.53 = 9,223.98/x
3. Step 3: Cross multiply
   13,614.32x = 20,382.53 × 9,223.98
4. Step 4: Simplify right side
   13,614.32x = 188,008,002.95
5. Step 5: Solve for x
   x = 188,008,002.95/13,614.32
6. Step 6: Final answer
   x = 13,809.58