Finding the Fourth Proportional to 8,196.56, 12,295.56 and 3,516.80

Step by Step Solution

1. Step 1: Write the proportion equation
   8,196.56 : 12,295.56 = 3,516.80 : x
2. Step 2: Convert to fraction form
   8,196.56/12,295.56 = 3,516.80/x
3. Step 3: Cross multiply
   8,196.56x = 12,295.56 × 3,516.80
4. Step 4: Simplify right side
   8,196.56x = 43,241,025.41
5. Step 5: Solve for x
   x = 43,241,025.41/8,196.56
6. Step 6: Final answer
   x = 5,275.51