Finding the Fourth Proportional to 1,196.98, 1,652.39 and 799.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.98 : 1,652.39 = 799.31 : x
2. Step 2: Convert to fraction form
   1,196.98/1,652.39 = 799.31/x
3. Step 3: Cross multiply
   1,196.98x = 1,652.39 × 799.31
4. Step 4: Simplify right side
   1,196.98x = 1,320,771.85
5. Step 5: Solve for x
   x = 1,320,771.85/1,196.98
6. Step 6: Final answer
   x = 1,103.42