Finding the Fourth Proportional to 2,551.55, 3,520.50 and 1,432.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,551.55 : 3,520.50 = 1,432.52 : x
2. Step 2: Convert to fraction form
   2,551.55/3,520.50 = 1,432.52/x
3. Step 3: Cross multiply
   2,551.55x = 3,520.50 × 1,432.52
4. Step 4: Simplify right side
   2,551.55x = 5,043,186.66
5. Step 5: Solve for x
   x = 5,043,186.66/2,551.55
6. Step 6: Final answer
   x = 1,976.52