Finding the Fourth Proportional to 2,567.05, 3,850.85 and 835.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,567.05 : 3,850.85 = 835.27 : x
2. Step 2: Convert to fraction form
   2,567.05/3,850.85 = 835.27/x
3. Step 3: Cross multiply
   2,567.05x = 3,850.85 × 835.27
4. Step 4: Simplify right side
   2,567.05x = 3,216,499.48
5. Step 5: Solve for x
   x = 3,216,499.48/2,567.05
6. Step 6: Final answer
   x = 1,252.99