Finding the Fourth Proportional to 8,196.62, 12,295.30 and 2,649.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,196.62 : 12,295.30 = 2,649.96 : x
2. Step 2: Convert to fraction form
   8,196.62/12,295.30 = 2,649.96/x
3. Step 3: Cross multiply
   8,196.62x = 12,295.30 × 2,649.96
4. Step 4: Simplify right side
   8,196.62x = 32,582,053.19
5. Step 5: Solve for x
   x = 32,582,053.19/8,196.62
6. Step 6: Final answer
   x = 3,975.06