Finding the Fourth Proportional to 2,504.25, 3,454.61 and 1,608.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.25 : 3,454.61 = 1,608.21 : x
2. Step 2: Convert to fraction form
   2,504.25/3,454.61 = 1,608.21/x
3. Step 3: Cross multiply
   2,504.25x = 3,454.61 × 1,608.21
4. Step 4: Simplify right side
   2,504.25x = 5,555,730.31
5. Step 5: Solve for x
   x = 5,555,730.31/2,504.25
6. Step 6: Final answer
   x = 2,218.52