Finding the Fourth Proportional to 1,067.27, 1,601.15 and 848.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067.27 : 1,601.15 = 848.72 : x
2. Step 2: Convert to fraction form
   1,067.27/1,601.15 = 848.72/x
3. Step 3: Cross multiply
   1,067.27x = 1,601.15 × 848.72
4. Step 4: Simplify right side
   1,067.27x = 1,358,915.78
5. Step 5: Solve for x
   x = 1,358,915.78/1,067.27
6. Step 6: Final answer
   x = 1,273.27