Finding the Fourth Proportional to 1,517.59, 2,094.28 and 854.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,517.59 : 2,094.28 = 854.45 : x
2. Step 2: Convert to fraction form
   1,517.59/2,094.28 = 854.45/x
3. Step 3: Cross multiply
   1,517.59x = 2,094.28 × 854.45
4. Step 4: Simplify right side
   1,517.59x = 1,789,469.38
5. Step 5: Solve for x
   x = 1,789,469.38/1,517.59
6. Step 6: Final answer
   x = 1,179.15