Finding the Fourth Proportional to 1,982.33, 2,735.61 and 1,098.11

Step by Step Solution

1. Step 1: Write the proportion equation
   1,982.33 : 2,735.61 = 1,098.11 : x
2. Step 2: Convert to fraction form
   1,982.33/2,735.61 = 1,098.11/x
3. Step 3: Cross multiply
   1,982.33x = 2,735.61 × 1,098.11
4. Step 4: Simplify right side
   1,982.33x = 3,004,003.42
5. Step 5: Solve for x
   x = 3,004,003.42/1,982.33
6. Step 6: Final answer
   x = 1,515.39