Finding the Fourth Proportional to 14,367.90, 21,543.72 and 5,592.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,367.90 : 21,543.72 = 5,592.72 : x
2. Step 2: Convert to fraction form
   14,367.90/21,543.72 = 5,592.72/x
3. Step 3: Cross multiply
   14,367.90x = 21,543.72 × 5,592.72
4. Step 4: Simplify right side
   14,367.90x = 120,487,993.72
5. Step 5: Solve for x
   x = 120,487,993.72/14,367.90
6. Step 6: Final answer
   x = 8,385.92