Finding the Fourth Proportional to 8,949.27, 13,420.62 and 3,404.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,949.27 : 13,420.62 = 3,404.10 : x
2. Step 2: Convert to fraction form
   8,949.27/13,420.62 = 3,404.10/x
3. Step 3: Cross multiply
   8,949.27x = 13,420.62 × 3,404.10
4. Step 4: Simplify right side
   8,949.27x = 45,685,132.54
5. Step 5: Solve for x
   x = 45,685,132.54/8,949.27
6. Step 6: Final answer
   x = 5,104.90