Finding the Fourth Proportional to 2,443.29, 3,665.28 and 799.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.29 : 3,665.28 = 799.43 : x
2. Step 2: Convert to fraction form
   2,443.29/3,665.28 = 799.43/x
3. Step 3: Cross multiply
   2,443.29x = 3,665.28 × 799.43
4. Step 4: Simplify right side
   2,443.29x = 2,930,116.46
5. Step 5: Solve for x
   x = 2,930,116.46/2,443.29
6. Step 6: Final answer
   x = 1,199.25