Finding the Fourth Proportional to 3,934.50, 5,429.61 and 2,362.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,934.50 : 5,429.61 = 2,362.61 : x
2. Step 2: Convert to fraction form
   3,934.50/5,429.61 = 2,362.61/x
3. Step 3: Cross multiply
   3,934.50x = 5,429.61 × 2,362.61
4. Step 4: Simplify right side
   3,934.50x = 12,828,023.73
5. Step 5: Solve for x
   x = 12,828,023.73/3,934.50
6. Step 6: Final answer
   x = 3,260.39