Finding the Fourth Proportional to 2,443.40, 3,662.40 and 1,348.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.40 : 3,662.40 = 1,348.55 : x
2. Step 2: Convert to fraction form
   2,443.40/3,662.40 = 1,348.55/x
3. Step 3: Cross multiply
   2,443.40x = 3,662.40 × 1,348.55
4. Step 4: Simplify right side
   2,443.40x = 4,938,929.52
5. Step 5: Solve for x
   x = 4,938,929.52/2,443.40
6. Step 6: Final answer
   x = 2,021.33