Finding the Fourth Proportional to 17,159.58, 25,739.10 and 5,472.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,159.58 : 25,739.10 = 5,472.72 : x
2. Step 2: Convert to fraction form
   17,159.58/25,739.10 = 5,472.72/x
3. Step 3: Cross multiply
   17,159.58x = 25,739.10 × 5,472.72
4. Step 4: Simplify right side
   17,159.58x = 140,862,887.35
5. Step 5: Solve for x
   x = 140,862,887.35/17,159.58
6. Step 6: Final answer
   x = 8,208.99