Finding the Fourth Proportional to 3,826.88, 5,280.30 and 2,502.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826.88 : 5,280.30 = 2,502.54 : x
2. Step 2: Convert to fraction form
   3,826.88/5,280.30 = 2,502.54/x
3. Step 3: Cross multiply
   3,826.88x = 5,280.30 × 2,502.54
4. Step 4: Simplify right side
   3,826.88x = 13,214,161.96
5. Step 5: Solve for x
   x = 13,214,161.96/3,826.88
6. Step 6: Final answer
   x = 3,452.99