Finding the Fourth Proportional to 8,223.84, 12,339.81 and 3,841.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,223.84 : 12,339.81 = 3,841.61 : x
2. Step 2: Convert to fraction form
   8,223.84/12,339.81 = 3,841.61/x
3. Step 3: Cross multiply
   8,223.84x = 12,339.81 × 3,841.61
4. Step 4: Simplify right side
   8,223.84x = 47,404,675.80
5. Step 5: Solve for x
   x = 47,404,675.80/8,223.84
6. Step 6: Final answer
   x = 5,764.30