Finding the Fourth Proportional to 3,870.27, 5,826.33 and 3,525.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870.27 : 5,826.33 = 3,525.82 : x
2. Step 2: Convert to fraction form
   3,870.27/5,826.33 = 3,525.82/x
3. Step 3: Cross multiply
   3,870.27x = 5,826.33 × 3,525.82
4. Step 4: Simplify right side
   3,870.27x = 20,542,576.27
5. Step 5: Solve for x
   x = 20,542,576.27/3,870.27
6. Step 6: Final answer
   x = 5,307.79