Finding the Fourth Proportional to 16,136, 22,269.83 and 9,767.73

Step by Step Solution

1. Step 1: Write the proportion equation
   16,136 : 22,269.83 = 9,767.73 : x
2. Step 2: Convert to fraction form
   16,136/22,269.83 = 9,767.73/x
3. Step 3: Cross multiply
   16,136x = 22,269.83 × 9,767.73
4. Step 4: Simplify right side
   16,136x = 217,525,686.59
5. Step 5: Solve for x
   x = 217,525,686.59/16,136
6. Step 6: Final answer
   x = 13,480.77