Finding the Fourth Proportional to 8,059.24, 12,082.38 and 3,439

Step by Step Solution

1. Step 1: Write the proportion equation
   8,059.24 : 12,082.38 = 3,439 : x
2. Step 2: Convert to fraction form
   8,059.24/12,082.38 = 3,439/x
3. Step 3: Cross multiply
   8,059.24x = 12,082.38 × 3,439
4. Step 4: Simplify right side
   8,059.24x = 41,551,304.82
5. Step 5: Solve for x
   x = 41,551,304.82/8,059.24
6. Step 6: Final answer
   x = 5,155.73