Finding the Fourth Proportional to 17,170.98, 25,760.16 and 5,324.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,170.98 : 25,760.16 = 5,324.50 : x
2. Step 2: Convert to fraction form
   17,170.98/25,760.16 = 5,324.50/x
3. Step 3: Cross multiply
   17,170.98x = 25,760.16 × 5,324.50
4. Step 4: Simplify right side
   17,170.98x = 137,159,998.39
5. Step 5: Solve for x
   x = 137,159,998.39/17,170.98
6. Step 6: Final answer
   x = 7,987.89