Finding the Fourth Proportional to 16,203.86, 24,306.98 and 5,672.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,203.86 : 24,306.98 = 5,672.72 : x
2. Step 2: Convert to fraction form
   16,203.86/24,306.98 = 5,672.72/x
3. Step 3: Cross multiply
   16,203.86x = 24,306.98 × 5,672.72
4. Step 4: Simplify right side
   16,203.86x = 137,886,541.69
5. Step 5: Solve for x
   x = 137,886,541.69/16,203.86
6. Step 6: Final answer
   x = 8,509.49