Finding the Fourth Proportional to 2,198.82, 3,033.30 and 1,314.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,198.82 : 3,033.30 = 1,314.12 : x
2. Step 2: Convert to fraction form
   2,198.82/3,033.30 = 1,314.12/x
3. Step 3: Cross multiply
   2,198.82x = 3,033.30 × 1,314.12
4. Step 4: Simplify right side
   2,198.82x = 3,986,120.20
5. Step 5: Solve for x
   x = 3,986,120.20/2,198.82
6. Step 6: Final answer
   x = 1,812.85