Finding the Fourth Proportional to 2,731.39, 4,098.29 and 1,432.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,731.39 : 4,098.29 = 1,432.55 : x
2. Step 2: Convert to fraction form
   2,731.39/4,098.29 = 1,432.55/x
3. Step 3: Cross multiply
   2,731.39x = 4,098.29 × 1,432.55
4. Step 4: Simplify right side
   2,731.39x = 5,871,008.42
5. Step 5: Solve for x
   x = 5,871,008.42/2,731.39
6. Step 6: Final answer
   x = 2,149.46