Finding the Fourth Proportional to 16,765.52, 25,146.72 and 5,672.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,765.52 : 25,146.72 = 5,672.30 : x
2. Step 2: Convert to fraction form
   16,765.52/25,146.72 = 5,672.30/x
3. Step 3: Cross multiply
   16,765.52x = 25,146.72 × 5,672.30
4. Step 4: Simplify right side
   16,765.52x = 142,639,739.86
5. Step 5: Solve for x
   x = 142,639,739.86/16,765.52
6. Step 6: Final answer
   x = 8,507.92