Finding the Fourth Proportional to 3,171.46, 4,380.79 and 2,434.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,171.46 : 4,380.79 = 2,434.52 : x
2. Step 2: Convert to fraction form
   3,171.46/4,380.79 = 2,434.52/x
3. Step 3: Cross multiply
   3,171.46x = 4,380.79 × 2,434.52
4. Step 4: Simplify right side
   3,171.46x = 10,665,120.87
5. Step 5: Solve for x
   x = 10,665,120.87/3,171.46
6. Step 6: Final answer
   x = 3,362.85