Finding the Fourth Proportional to 16,519.01, 22,796.24 and 8,965.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,519.01 : 22,796.24 = 8,965.55 : x
2. Step 2: Convert to fraction form
   16,519.01/22,796.24 = 8,965.55/x
3. Step 3: Cross multiply
   16,519.01x = 22,796.24 × 8,965.55
4. Step 4: Simplify right side
   16,519.01x = 204,380,841.69
5. Step 5: Solve for x
   x = 204,380,841.69/16,519.01
6. Step 6: Final answer
   x = 12,372.47