Finding the Fourth Proportional to 3,900.41, 5,382.59 and 2,132.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,900.41 : 5,382.59 = 2,132.05 : x
2. Step 2: Convert to fraction form
   3,900.41/5,382.59 = 2,132.05/x
3. Step 3: Cross multiply
   3,900.41x = 5,382.59 × 2,132.05
4. Step 4: Simplify right side
   3,900.41x = 11,475,951.01
5. Step 5: Solve for x
   x = 11,475,951.01/3,900.41
6. Step 6: Final answer
   x = 2,942.24