Finding the Fourth Proportional to 2,443.15, 3,663.36 and 799.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.15 : 3,663.36 = 799.56 : x
2. Step 2: Convert to fraction form
   2,443.15/3,663.36 = 799.56/x
3. Step 3: Cross multiply
   2,443.15x = 3,663.36 × 799.56
4. Step 4: Simplify right side
   2,443.15x = 2,929,076.12
5. Step 5: Solve for x
   x = 2,929,076.12/2,443.15
6. Step 6: Final answer
   x = 1,198.89