Finding the Fourth Proportional to 2,351.82, 3,530.97 and 1,198.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,351.82 : 3,530.97 = 1,198.38 : x
2. Step 2: Convert to fraction form
   2,351.82/3,530.97 = 1,198.38/x
3. Step 3: Cross multiply
   2,351.82x = 3,530.97 × 1,198.38
4. Step 4: Simplify right side
   2,351.82x = 4,231,443.83
5. Step 5: Solve for x
   x = 4,231,443.83/2,351.82
6. Step 6: Final answer
   x = 1,799.22