Finding the Fourth Proportional to 2,494.55, 3,442.71 and 1,432.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,494.55 : 3,442.71 = 1,432.45 : x
2. Step 2: Convert to fraction form
   2,494.55/3,442.71 = 1,432.45/x
3. Step 3: Cross multiply
   2,494.55x = 3,442.71 × 1,432.45
4. Step 4: Simplify right side
   2,494.55x = 4,931,523.25
5. Step 5: Solve for x
   x = 4,931,523.25/2,494.55
6. Step 6: Final answer
   x = 1,976.92