Finding the Fourth Proportional to 2,443, 3,665.08 and 799.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443 : 3,665.08 = 799.55 : x
2. Step 2: Convert to fraction form
   2,443/3,665.08 = 799.55/x
3. Step 3: Cross multiply
   2,443x = 3,665.08 × 799.55
4. Step 4: Simplify right side
   2,443x = 2,930,396.39
5. Step 5: Solve for x
   x = 2,930,396.39/2,443
6. Step 6: Final answer
   x = 1,199.51