Finding the Fourth Proportional to 2,872.05, 3,941.92 and 2,550.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,872.05 : 3,941.92 = 2,550.07 : x
2. Step 2: Convert to fraction form
   2,872.05/3,941.92 = 2,550.07/x
3. Step 3: Cross multiply
   2,872.05x = 3,941.92 × 2,550.07
4. Step 4: Simplify right side
   2,872.05x = 10,052,171.93
5. Step 5: Solve for x
   x = 10,052,171.93/2,872.05
6. Step 6: Final answer
   x = 3,500.00