Finding the Fourth Proportional to 1,180.88, 1,626.89 and 848.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180.88 : 1,626.89 = 848.73 : x
2. Step 2: Convert to fraction form
   1,180.88/1,626.89 = 848.73/x
3. Step 3: Cross multiply
   1,180.88x = 1,626.89 × 848.73
4. Step 4: Simplify right side
   1,180.88x = 1,380,783.06
5. Step 5: Solve for x
   x = 1,380,783.06/1,180.88
6. Step 6: Final answer
   x = 1,169.28