Finding the Fourth Proportional to 2,542.31, 3,508.37 and 1,423.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,542.31 : 3,508.37 = 1,423.24 : x
2. Step 2: Convert to fraction form
   2,542.31/3,508.37 = 1,423.24/x
3. Step 3: Cross multiply
   2,542.31x = 3,508.37 × 1,423.24
4. Step 4: Simplify right side
   2,542.31x = 4,993,227.86
5. Step 5: Solve for x
   x = 4,993,227.86/2,542.31
6. Step 6: Final answer
   x = 1,964.05