Finding the Fourth Proportional to 8,144.19, 12,216.86 and 3,463.68

Step by Step Solution

1. Step 1: Write the proportion equation
   8,144.19 : 12,216.86 = 3,463.68 : x
2. Step 2: Convert to fraction form
   8,144.19/12,216.86 = 3,463.68/x
3. Step 3: Cross multiply
   8,144.19x = 12,216.86 × 3,463.68
4. Step 4: Simplify right side
   8,144.19x = 42,315,276.33
5. Step 5: Solve for x
   x = 42,315,276.33/8,144.19
6. Step 6: Final answer
   x = 5,195.76