Finding the Fourth Proportional to 2,552.58, 3,522.56 and 1,433.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.58 : 3,522.56 = 1,433.57 : x
2. Step 2: Convert to fraction form
   2,552.58/3,522.56 = 1,433.57/x
3. Step 3: Cross multiply
   2,552.58x = 3,522.56 × 1,433.57
4. Step 4: Simplify right side
   2,552.58x = 5,049,811.56
5. Step 5: Solve for x
   x = 5,049,811.56/2,552.58
6. Step 6: Final answer
   x = 1,978.32