Finding the Fourth Proportional to 17,080.56, 25,627.12 and 7,218.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,080.56 : 25,627.12 = 7,218.96 : x
2. Step 2: Convert to fraction form
   17,080.56/25,627.12 = 7,218.96/x
3. Step 3: Cross multiply
   17,080.56x = 25,627.12 × 7,218.96
4. Step 4: Simplify right side
   17,080.56x = 185,001,154.20
5. Step 5: Solve for x
   x = 185,001,154.20/17,080.56
6. Step 6: Final answer
   x = 10,831.09