Finding the Fourth Proportional to 17,081.60, 25,581.60 and 8,288.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,081.60 : 25,581.60 = 8,288.24 : x
2. Step 2: Convert to fraction form
   17,081.60/25,581.60 = 8,288.24/x
3. Step 3: Cross multiply
   17,081.60x = 25,581.60 × 8,288.24
4. Step 4: Simplify right side
   17,081.60x = 212,026,440.38
5. Step 5: Solve for x
   x = 212,026,440.38/17,081.60
6. Step 6: Final answer
   x = 12,412.56