Finding the Fourth Proportional to 2,550.10, 3,825.27 and 906.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550.10 : 3,825.27 = 906.89 : x
2. Step 2: Convert to fraction form
   2,550.10/3,825.27 = 906.89/x
3. Step 3: Cross multiply
   2,550.10x = 3,825.27 × 906.89
4. Step 4: Simplify right side
   2,550.10x = 3,469,108.67
5. Step 5: Solve for x
   x = 3,469,108.67/2,550.10
6. Step 6: Final answer
   x = 1,360.38