Finding the Fourth Proportional to 2,826.12, 3,900.28 and 1,567.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,826.12 : 3,900.28 = 1,567.48 : x
2. Step 2: Convert to fraction form
   2,826.12/3,900.28 = 1,567.48/x
3. Step 3: Cross multiply
   2,826.12x = 3,900.28 × 1,567.48
4. Step 4: Simplify right side
   2,826.12x = 6,113,610.89
5. Step 5: Solve for x
   x = 6,113,610.89/2,826.12
6. Step 6: Final answer
   x = 2,163.25