Finding the Fourth Proportional to 3,300.10, 4,940.43 and 2,438.26

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.10 : 4,940.43 = 2,438.26 : x
2. Step 2: Convert to fraction form
   3,300.10/4,940.43 = 2,438.26/x
3. Step 3: Cross multiply
   3,300.10x = 4,940.43 × 2,438.26
4. Step 4: Simplify right side
   3,300.10x = 12,046,052.85
5. Step 5: Solve for x
   x = 12,046,052.85/3,300.10
6. Step 6: Final answer
   x = 3,650.21