Finding the Fourth Proportional to 8,196.56, 12,293.76 and 6,818.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,196.56 : 12,293.76 = 6,818.48 : x
2. Step 2: Convert to fraction form
   8,196.56/12,293.76 = 6,818.48/x
3. Step 3: Cross multiply
   8,196.56x = 12,293.76 × 6,818.48
4. Step 4: Simplify right side
   8,196.56x = 83,824,756.68
5. Step 5: Solve for x
   x = 83,824,756.68/8,196.56
6. Step 6: Final answer
   x = 10,226.82