Finding the Fourth Proportional to 8,155.35, 12,233.49 and 2,311.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,155.35 : 12,233.49 = 2,311.50 : x
2. Step 2: Convert to fraction form
   8,155.35/12,233.49 = 2,311.50/x
3. Step 3: Cross multiply
   8,155.35x = 12,233.49 × 2,311.50
4. Step 4: Simplify right side
   8,155.35x = 28,277,712.14
5. Step 5: Solve for x
   x = 28,277,712.14/8,155.35
6. Step 6: Final answer
   x = 3,467.38