Finding the Fourth Proportional to 3,073.61, 4,610.82 and 1,098.65

Step by Step Solution

1. Step 1: Write the proportion equation
   3,073.61 : 4,610.82 = 1,098.65 : x
2. Step 2: Convert to fraction form
   3,073.61/4,610.82 = 1,098.65/x
3. Step 3: Cross multiply
   3,073.61x = 4,610.82 × 1,098.65
4. Step 4: Simplify right side
   3,073.61x = 5,065,654.34
5. Step 5: Solve for x
   x = 5,065,654.34/3,073.61
6. Step 6: Final answer
   x = 1,648.11