Finding the Fourth Proportional to 17,008.56, 25,514.14 and 5,321.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,008.56 : 25,514.14 = 5,321.76 : x
2. Step 2: Convert to fraction form
   17,008.56/25,514.14 = 5,321.76/x
3. Step 3: Cross multiply
   17,008.56x = 25,514.14 × 5,321.76
4. Step 4: Simplify right side
   17,008.56x = 135,780,129.69
5. Step 5: Solve for x
   x = 135,780,129.69/17,008.56
6. Step 6: Final answer
   x = 7,983.05