Finding the Fourth Proportional to 2,552.18, 3,522.37 and 1,433.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.18 : 3,522.37 = 1,433.21 : x
2. Step 2: Convert to fraction form
   2,552.18/3,522.37 = 1,433.21/x
3. Step 3: Cross multiply
   2,552.18x = 3,522.37 × 1,433.21
4. Step 4: Simplify right side
   2,552.18x = 5,048,297.21
5. Step 5: Solve for x
   x = 5,048,297.21/2,552.18
6. Step 6: Final answer
   x = 1,978.04