Finding the Fourth Proportional to 2,551.15, 3,520.50 and 1,432.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,551.15 : 3,520.50 = 1,432.27 : x
2. Step 2: Convert to fraction form
   2,551.15/3,520.50 = 1,432.27/x
3. Step 3: Cross multiply
   2,551.15x = 3,520.50 × 1,432.27
4. Step 4: Simplify right side
   2,551.15x = 5,042,306.54
5. Step 5: Solve for x
   x = 5,042,306.54/2,551.15
6. Step 6: Final answer
   x = 1,976.48