Finding the Fourth Proportional to 1,854.25, 2,557.98 and 1,323.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854.25 : 2,557.98 = 1,323.23 : x
2. Step 2: Convert to fraction form
   1,854.25/2,557.98 = 1,323.23/x
3. Step 3: Cross multiply
   1,854.25x = 2,557.98 × 1,323.23
4. Step 4: Simplify right side
   1,854.25x = 3,384,783.09
5. Step 5: Solve for x
   x = 3,384,783.09/1,854.25
6. Step 6: Final answer
   x = 1,825.42