Finding the Fourth Proportional to 2,682.90, 4,015.71 and 1,382.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,682.90 : 4,015.71 = 1,382.58 : x
2. Step 2: Convert to fraction form
   2,682.90/4,015.71 = 1,382.58/x
3. Step 3: Cross multiply
   2,682.90x = 4,015.71 × 1,382.58
4. Step 4: Simplify right side
   2,682.90x = 5,552,040.33
5. Step 5: Solve for x
   x = 5,552,040.33/2,682.90
6. Step 6: Final answer
   x = 2,069.42