Finding the Fourth Proportional to 17,615.94, 26,417.36 and 7,082.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,615.94 : 26,417.36 = 7,082.42 : x
2. Step 2: Convert to fraction form
   17,615.94/26,417.36 = 7,082.42/x
3. Step 3: Cross multiply
   17,615.94x = 26,417.36 × 7,082.42
4. Step 4: Simplify right side
   17,615.94x = 187,098,671.31
5. Step 5: Solve for x
   x = 187,098,671.31/17,615.94
6. Step 6: Final answer
   x = 10,620.99