Finding the Fourth Proportional to 2,255.24, 3,380.58 and 1,083.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,255.24 : 3,380.58 = 1,083.54 : x
2. Step 2: Convert to fraction form
   2,255.24/3,380.58 = 1,083.54/x
3. Step 3: Cross multiply
   2,255.24x = 3,380.58 × 1,083.54
4. Step 4: Simplify right side
   2,255.24x = 3,662,993.65
5. Step 5: Solve for x
   x = 3,662,993.65/2,255.24
6. Step 6: Final answer
   x = 1,624.21