Finding the Fourth Proportional to 2,826.85, 3,900.59 and 1,567.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,826.85 : 3,900.59 = 1,567.71 : x
2. Step 2: Convert to fraction form
   2,826.85/3,900.59 = 1,567.71/x
3. Step 3: Cross multiply
   2,826.85x = 3,900.59 × 1,567.71
4. Step 4: Simplify right side
   2,826.85x = 6,114,981.02
5. Step 5: Solve for x
   x = 6,114,981.02/2,826.85
6. Step 6: Final answer
   x = 2,163.18