Finding the Fourth Proportional to 2,825.71, 4,211.95 and 2,736.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,825.71 : 4,211.95 = 2,736.15 : x
2. Step 2: Convert to fraction form
   2,825.71/4,211.95 = 2,736.15/x
3. Step 3: Cross multiply
   2,825.71x = 4,211.95 × 2,736.15
4. Step 4: Simplify right side
   2,825.71x = 11,524,545.03
5. Step 5: Solve for x
   x = 11,524,545.03/2,825.71
6. Step 6: Final answer
   x = 4,078.46