Finding the Fourth Proportional to 2,552.40, 3,522.32 and 1,433.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.40 : 3,522.32 = 1,433.38 : x
2. Step 2: Convert to fraction form
   2,552.40/3,522.32 = 1,433.38/x
3. Step 3: Cross multiply
   2,552.40x = 3,522.32 × 1,433.38
4. Step 4: Simplify right side
   2,552.40x = 5,048,823.04
5. Step 5: Solve for x
   x = 5,048,823.04/2,552.40
6. Step 6: Final answer
   x = 1,978.07