Finding the Fourth Proportional to 2,552.90, 3,826.15 and 1,382.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.90 : 3,826.15 = 1,382.90 : x
2. Step 2: Convert to fraction form
   2,552.90/3,826.15 = 1,382.90/x
3. Step 3: Cross multiply
   2,552.90x = 3,826.15 × 1,382.90
4. Step 4: Simplify right side
   2,552.90x = 5,291,182.84
5. Step 5: Solve for x
   x = 5,291,182.84/2,552.90
6. Step 6: Final answer
   x = 2,072.62