Finding the Fourth Proportional to 2,494.91, 3,442.83 and 1,432.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,494.91 : 3,442.83 = 1,432.43 : x
2. Step 2: Convert to fraction form
   2,494.91/3,442.83 = 1,432.43/x
3. Step 3: Cross multiply
   2,494.91x = 3,442.83 × 1,432.43
4. Step 4: Simplify right side
   2,494.91x = 4,931,612.98
5. Step 5: Solve for x
   x = 4,931,612.98/2,494.91
6. Step 6: Final answer
   x = 1,976.67