Finding the Fourth Proportional to 8,109.92, 12,164.24 and 2,563.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,109.92 : 12,164.24 = 2,563.43 : x
2. Step 2: Convert to fraction form
   8,109.92/12,164.24 = 2,563.43/x
3. Step 3: Cross multiply
   8,109.92x = 12,164.24 × 2,563.43
4. Step 4: Simplify right side
   8,109.92x = 31,182,104.10
5. Step 5: Solve for x
   x = 31,182,104.10/8,109.92
6. Step 6: Final answer
   x = 3,844.94