Finding the Fourth Proportional to 2,443.48, 3,665.52 and 799.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.48 : 3,665.52 = 799.60 : x
2. Step 2: Convert to fraction form
   2,443.48/3,665.52 = 799.60/x
3. Step 3: Cross multiply
   2,443.48x = 3,665.52 × 799.60
4. Step 4: Simplify right side
   2,443.48x = 2,930,949.79
5. Step 5: Solve for x
   x = 2,930,949.79/2,443.48
6. Step 6: Final answer
   x = 1,199.50