Finding the Fourth Proportional to 12,658.56, 17,463.19 and 8,182.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,658.56 : 17,463.19 = 8,182.69 : x
2. Step 2: Convert to fraction form
   12,658.56/17,463.19 = 8,182.69/x
3. Step 3: Cross multiply
   12,658.56x = 17,463.19 × 8,182.69
4. Step 4: Simplify right side
   12,658.56x = 142,895,870.18
5. Step 5: Solve for x
   x = 142,895,870.18/12,658.56
6. Step 6: Final answer
   x = 11,288.48