Finding the Fourth Proportional to 16,727.40, 23,083.83 and 9,173.79

Step by Step Solution

1. Step 1: Write the proportion equation
   16,727.40 : 23,083.83 = 9,173.79 : x
2. Step 2: Convert to fraction form
   16,727.40/23,083.83 = 9,173.79/x
3. Step 3: Cross multiply
   16,727.40x = 23,083.83 × 9,173.79
4. Step 4: Simplify right side
   16,727.40x = 211,766,208.82
5. Step 5: Solve for x
   x = 211,766,208.82/16,727.40
6. Step 6: Final answer
   x = 12,659.84