Finding the Fourth Proportional to 16,499.64, 22,766.33 and 9,791.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,499.64 : 22,766.33 = 9,791.22 : x
2. Step 2: Convert to fraction form
   16,499.64/22,766.33 = 9,791.22/x
3. Step 3: Cross multiply
   16,499.64x = 22,766.33 × 9,791.22
4. Step 4: Simplify right side
   16,499.64x = 222,910,255.47
5. Step 5: Solve for x
   x = 222,910,255.47/16,499.64
6. Step 6: Final answer
   x = 13,510.00