Finding the Fourth Proportional to 1,414.42, 1,951.50 and 917.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,414.42 : 1,951.50 = 917.08 : x
2. Step 2: Convert to fraction form
   1,414.42/1,951.50 = 917.08/x
3. Step 3: Cross multiply
   1,414.42x = 1,951.50 × 917.08
4. Step 4: Simplify right side
   1,414.42x = 1,789,669.72
5. Step 5: Solve for x
   x = 1,789,669.72/1,414.42
6. Step 6: Final answer
   x = 1,265.31