Finding the Fourth Proportional to 17,256.31, 25,887.20 and 5,566.79

Step by Step Solution

1. Step 1: Write the proportion equation
   17,256.31 : 25,887.20 = 5,566.79 : x
2. Step 2: Convert to fraction form
   17,256.31/25,887.20 = 5,566.79/x
3. Step 3: Cross multiply
   17,256.31x = 25,887.20 × 5,566.79
4. Step 4: Simplify right side
   17,256.31x = 144,108,642.97
5. Step 5: Solve for x
   x = 144,108,642.97/17,256.31
6. Step 6: Final answer
   x = 8,351.07