Finding the Fourth Proportional to 8,326.50, 12,483.60 and 3,938.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,326.50 : 12,483.60 = 3,938.82 : x
2. Step 2: Convert to fraction form
   8,326.50/12,483.60 = 3,938.82/x
3. Step 3: Cross multiply
   8,326.50x = 12,483.60 × 3,938.82
4. Step 4: Simplify right side
   8,326.50x = 49,170,653.35
5. Step 5: Solve for x
   x = 49,170,653.35/8,326.50
6. Step 6: Final answer
   x = 5,905.32