Finding the Fourth Proportional to 17,097.55, 25,643.76 and 5,409.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,097.55 : 25,643.76 = 5,409.25 : x
2. Step 2: Convert to fraction form
   17,097.55/25,643.76 = 5,409.25/x
3. Step 3: Cross multiply
   17,097.55x = 25,643.76 × 5,409.25
4. Step 4: Simplify right side
   17,097.55x = 138,713,508.78
5. Step 5: Solve for x
   x = 138,713,508.78/17,097.55
6. Step 6: Final answer
   x = 8,113.06