Finding the Fourth Proportional to 8,265.78, 12,400.49 and 3,334.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,265.78 : 12,400.49 = 3,334.10 : x
2. Step 2: Convert to fraction form
   8,265.78/12,400.49 = 3,334.10/x
3. Step 3: Cross multiply
   8,265.78x = 12,400.49 × 3,334.10
4. Step 4: Simplify right side
   8,265.78x = 41,344,420.04
5. Step 5: Solve for x
   x = 41,344,420.04/8,265.78
6. Step 6: Final answer
   x = 5,001.88