Finding the Fourth Proportional to 1,854.62, 2,559.20 and 1,108.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854.62 : 2,559.20 = 1,108.43 : x
2. Step 2: Convert to fraction form
   1,854.62/2,559.20 = 1,108.43/x
3. Step 3: Cross multiply
   1,854.62x = 2,559.20 × 1,108.43
4. Step 4: Simplify right side
   1,854.62x = 2,836,675.72
5. Step 5: Solve for x
   x = 2,836,675.72/1,854.62
6. Step 6: Final answer
   x = 1,529.52