Finding the Fourth Proportional to 3,866.98, 5,333.79 and 2,469.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,866.98 : 5,333.79 = 2,469.10 : x
2. Step 2: Convert to fraction form
   3,866.98/5,333.79 = 2,469.10/x
3. Step 3: Cross multiply
   3,866.98x = 5,333.79 × 2,469.10
4. Step 4: Simplify right side
   3,866.98x = 13,169,660.89
5. Step 5: Solve for x
   x = 13,169,660.89/3,866.98
6. Step 6: Final answer
   x = 3,405.67