Finding the Fourth Proportional to 16,216.52, 22,378.78 and 8,764.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,216.52 : 22,378.78 = 8,764.52 : x
2. Step 2: Convert to fraction form
   16,216.52/22,378.78 = 8,764.52/x
3. Step 3: Cross multiply
   16,216.52x = 22,378.78 × 8,764.52
4. Step 4: Simplify right side
   16,216.52x = 196,139,131.08
5. Step 5: Solve for x
   x = 196,139,131.08/16,216.52
6. Step 6: Final answer
   x = 12,095.02