Finding the Fourth Proportional to 17,022.33, 25,557.42 and 8,708.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,022.33 : 25,557.42 = 8,708.31 : x
2. Step 2: Convert to fraction form
   17,022.33/25,557.42 = 8,708.31/x
3. Step 3: Cross multiply
   17,022.33x = 25,557.42 × 8,708.31
4. Step 4: Simplify right side
   17,022.33x = 222,561,892.62
5. Step 5: Solve for x
   x = 222,561,892.62/17,022.33
6. Step 6: Final answer
   x = 13,074.70