Finding the Fourth Proportional to 2,183.31, 3,272.59 and 1,073.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,183.31 : 3,272.59 = 1,073.49 : x
2. Step 2: Convert to fraction form
   2,183.31/3,272.59 = 1,073.49/x
3. Step 3: Cross multiply
   2,183.31x = 3,272.59 × 1,073.49
4. Step 4: Simplify right side
   2,183.31x = 3,513,087.27
5. Step 5: Solve for x
   x = 3,513,087.27/2,183.31
6. Step 6: Final answer
   x = 1,609.06