Finding the Fourth Proportional to 17,082.78, 25,626.82 and 7,222.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,082.78 : 25,626.82 = 7,222.10 : x
2. Step 2: Convert to fraction form
   17,082.78/25,626.82 = 7,222.10/x
3. Step 3: Cross multiply
   17,082.78x = 25,626.82 × 7,222.10
4. Step 4: Simplify right side
   17,082.78x = 185,079,456.72
5. Step 5: Solve for x
   x = 185,079,456.72/17,082.78
6. Step 6: Final answer
   x = 10,834.27