Finding the Fourth Proportional to 1,854.73, 2,559.50 and 1,015.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854.73 : 2,559.50 = 1,015.43 : x
2. Step 2: Convert to fraction form
   1,854.73/2,559.50 = 1,015.43/x
3. Step 3: Cross multiply
   1,854.73x = 2,559.50 × 1,015.43
4. Step 4: Simplify right side
   1,854.73x = 2,598,975.21
5. Step 5: Solve for x
   x = 2,598,975.21/1,854.73
6. Step 6: Final answer
   x = 1,401.27