Finding the Fourth Proportional to 17,026.96, 25,540.72 and 5,340.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,026.96 : 25,540.72 = 5,340.28 : x
2. Step 2: Convert to fraction form
   17,026.96/25,540.72 = 5,340.28/x
3. Step 3: Cross multiply
   17,026.96x = 25,540.72 × 5,340.28
4. Step 4: Simplify right side
   17,026.96x = 136,394,596.20
5. Step 5: Solve for x
   x = 136,394,596.20/17,026.96
6. Step 6: Final answer
   x = 8,010.51