Finding the Fourth Proportional to 1,982.41, 2,735.88 and 1,098.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,982.41 : 2,735.88 = 1,098.30 : x
2. Step 2: Convert to fraction form
   1,982.41/2,735.88 = 1,098.30/x
3. Step 3: Cross multiply
   1,982.41x = 2,735.88 × 1,098.30
4. Step 4: Simplify right side
   1,982.41x = 3,004,797.83
5. Step 5: Solve for x
   x = 3,004,797.83/1,982.41
6. Step 6: Final answer
   x = 1,515.73