Finding the Fourth Proportional to 7,104.42, 10,661.22 and 3,208.83

Step by Step Solution

1. Step 1: Write the proportion equation
   7,104.42 : 10,661.22 = 3,208.83 : x
2. Step 2: Convert to fraction form
   7,104.42/10,661.22 = 3,208.83/x
3. Step 3: Cross multiply
   7,104.42x = 10,661.22 × 3,208.83
4. Step 4: Simplify right side
   7,104.42x = 34,210,042.57
5. Step 5: Solve for x
   x = 34,210,042.57/7,104.42
6. Step 6: Final answer
   x = 4,815.32