Finding the Fourth Proportional to 2,550.54, 3,521.82 and 2,078.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550.54 : 3,521.82 = 2,078.51 : x
2. Step 2: Convert to fraction form
   2,550.54/3,521.82 = 2,078.51/x
3. Step 3: Cross multiply
   2,550.54x = 3,521.82 × 2,078.51
4. Step 4: Simplify right side
   2,550.54x = 7,320,120.48
5. Step 5: Solve for x
   x = 7,320,120.48/2,550.54
6. Step 6: Final answer
   x = 2,870.03