Finding the Fourth Proportional to 8,857.77, 12,223.25 and 5,500.51

Step by Step Solution

1. Step 1: Write the proportion equation
   8,857.77 : 12,223.25 = 5,500.51 : x
2. Step 2: Convert to fraction form
   8,857.77/12,223.25 = 5,500.51/x
3. Step 3: Cross multiply
   8,857.77x = 12,223.25 × 5,500.51
4. Step 4: Simplify right side
   8,857.77x = 67,234,061.49
5. Step 5: Solve for x
   x = 67,234,061.49/8,857.77
6. Step 6: Final answer
   x = 7,590.41