Finding the Fourth Proportional to 9,684.80, 13,369.10 and 8,200.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,684.80 : 13,369.10 = 8,200.41 : x
2. Step 2: Convert to fraction form
   9,684.80/13,369.10 = 8,200.41/x
3. Step 3: Cross multiply
   9,684.80x = 13,369.10 × 8,200.41
4. Step 4: Simplify right side
   9,684.80x = 109,632,060.33
5. Step 5: Solve for x
   x = 109,632,060.33/9,684.80
6. Step 6: Final answer
   x = 11,320.01