Finding the Fourth Proportional to 17,082.24, 25,626.09 and 7,221.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,082.24 : 25,626.09 = 7,221.60 : x
2. Step 2: Convert to fraction form
   17,082.24/25,626.09 = 7,221.60/x
3. Step 3: Cross multiply
   17,082.24x = 25,626.09 × 7,221.60
4. Step 4: Simplify right side
   17,082.24x = 185,061,371.54
5. Step 5: Solve for x
   x = 185,061,371.54/17,082.24
6. Step 6: Final answer
   x = 10,833.55