Finding the Fourth Proportional to 16,464.47, 22,721.00 and 8,910.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,464.47 : 22,721.00 = 8,910.82 : x
2. Step 2: Convert to fraction form
   16,464.47/22,721.00 = 8,910.82/x
3. Step 3: Cross multiply
   16,464.47x = 22,721.00 × 8,910.82
4. Step 4: Simplify right side
   16,464.47x = 202,462,647.38
5. Step 5: Solve for x
   x = 202,462,647.38/16,464.47
6. Step 6: Final answer
   x = 12,296.94