Finding the Fourth Proportional to 16,215.50, 22,377.39 and 8,763.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,215.50 : 22,377.39 = 8,763.50 : x
2. Step 2: Convert to fraction form
   16,215.50/22,377.39 = 8,763.50/x
3. Step 3: Cross multiply
   16,215.50x = 22,377.39 × 8,763.50
4. Step 4: Simplify right side
   16,215.50x = 196,104,257.27
5. Step 5: Solve for x
   x = 196,104,257.27/16,215.50
6. Step 6: Final answer
   x = 12,093.63