Finding the Fourth Proportional to 1,414.05, 1,951.59 and 854.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,414.05 : 1,951.59 = 854.60 : x
2. Step 2: Convert to fraction form
   1,414.05/1,951.59 = 854.60/x
3. Step 3: Cross multiply
   1,414.05x = 1,951.59 × 854.60
4. Step 4: Simplify right side
   1,414.05x = 1,667,828.81
5. Step 5: Solve for x
   x = 1,667,828.81/1,414.05
6. Step 6: Final answer
   x = 1,179.47