Finding the Fourth Proportional to 8,155.37, 12,223.73 and 3,468.51

Step by Step Solution

1. Step 1: Write the proportion equation
   8,155.37 : 12,223.73 = 3,468.51 : x
2. Step 2: Convert to fraction form
   8,155.37/12,223.73 = 3,468.51/x
3. Step 3: Cross multiply
   8,155.37x = 12,223.73 × 3,468.51
4. Step 4: Simplify right side
   8,155.37x = 42,398,112.40
5. Step 5: Solve for x
   x = 42,398,112.40/8,155.37
6. Step 6: Final answer
   x = 5,198.80