Finding the Fourth Proportional to 9,401.69, 14,103.47 and 3,480.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,401.69 : 14,103.47 = 3,480.16 : x
2. Step 2: Convert to fraction form
   9,401.69/14,103.47 = 3,480.16/x
3. Step 3: Cross multiply
   9,401.69x = 14,103.47 × 3,480.16
4. Step 4: Simplify right side
   9,401.69x = 49,082,272.80
5. Step 5: Solve for x
   x = 49,082,272.80/9,401.69
6. Step 6: Final answer
   x = 5,220.58