Finding the Fourth Proportional to 1,766.97, 2,648.79 and 900.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,766.97 : 2,648.79 = 900.27 : x
2. Step 2: Convert to fraction form
   1,766.97/2,648.79 = 900.27/x
3. Step 3: Cross multiply
   1,766.97x = 2,648.79 × 900.27
4. Step 4: Simplify right side
   1,766.97x = 2,384,626.17
5. Step 5: Solve for x
   x = 2,384,626.17/1,766.97
6. Step 6: Final answer
   x = 1,349.56