Finding the Fourth Proportional to 2,550.22, 3,825.56 and 1,089.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550.22 : 3,825.56 = 1,089.03 : x
2. Step 2: Convert to fraction form
   2,550.22/3,825.56 = 1,089.03/x
3. Step 3: Cross multiply
   2,550.22x = 3,825.56 × 1,089.03
4. Step 4: Simplify right side
   2,550.22x = 4,166,149.61
5. Step 5: Solve for x
   x = 4,166,149.61/2,550.22
6. Step 6: Final answer
   x = 1,633.64