Finding the Fourth Proportional to 16,230.82, 22,398.52 and 8,778.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,230.82 : 22,398.52 = 8,778.82 : x
2. Step 2: Convert to fraction form
   16,230.82/22,398.52 = 8,778.82/x
3. Step 3: Cross multiply
   16,230.82x = 22,398.52 × 8,778.82
4. Step 4: Simplify right side
   16,230.82x = 196,632,575.35
5. Step 5: Solve for x
   x = 196,632,575.35/16,230.82
6. Step 6: Final answer
   x = 12,114.77