Finding the Fourth Proportional to 2,552.55, 3,522.61 and 1,433.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.55 : 3,522.61 = 1,433.70 : x
2. Step 2: Convert to fraction form
   2,552.55/3,522.61 = 1,433.70/x
3. Step 3: Cross multiply
   2,552.55x = 3,522.61 × 1,433.70
4. Step 4: Simplify right side
   2,552.55x = 5,050,365.96
5. Step 5: Solve for x
   x = 5,050,365.96/2,552.55
6. Step 6: Final answer
   x = 1,978.56