Finding the Fourth Proportional to 1,517.43, 2,094.24 and 854.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,517.43 : 2,094.24 = 854.31 : x
2. Step 2: Convert to fraction form
   1,517.43/2,094.24 = 854.31/x
3. Step 3: Cross multiply
   1,517.43x = 2,094.24 × 854.31
4. Step 4: Simplify right side
   1,517.43x = 1,789,130.17
5. Step 5: Solve for x
   x = 1,789,130.17/1,517.43
6. Step 6: Final answer
   x = 1,179.05