Finding the Fourth Proportional to 2,039.46, 3,052.71 and 1,391.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039.46 : 3,052.71 = 1,391.46 : x
2. Step 2: Convert to fraction form
   2,039.46/3,052.71 = 1,391.46/x
3. Step 3: Cross multiply
   2,039.46x = 3,052.71 × 1,391.46
4. Step 4: Simplify right side
   2,039.46x = 4,247,723.86
5. Step 5: Solve for x
   x = 4,247,723.86/2,039.46
6. Step 6: Final answer
   x = 2,082.77