Finding the Fourth Proportional to 2,552.02, 3,520.91 and 1,432.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.02 : 3,520.91 = 1,432.80 : x
2. Step 2: Convert to fraction form
   2,552.02/3,520.91 = 1,432.80/x
3. Step 3: Cross multiply
   2,552.02x = 3,520.91 × 1,432.80
4. Step 4: Simplify right side
   2,552.02x = 5,044,765.07
5. Step 5: Solve for x
   x = 5,044,765.07/2,552.02
6. Step 6: Final answer
   x = 1,976.77