Finding the Fourth Proportional to 12,309.00, 16,945.37 and 11,744.09

Step by Step Solution

1. Step 1: Write the proportion equation
   12,309.00 : 16,945.37 = 11,744.09 : x
2. Step 2: Convert to fraction form
   12,309.00/16,945.37 = 11,744.09/x
3. Step 3: Cross multiply
   12,309.00x = 16,945.37 × 11,744.09
4. Step 4: Simplify right side
   12,309.00x = 199,007,914.50
5. Step 5: Solve for x
   x = 199,007,914.50/12,309.00
6. Step 6: Final answer
   x = 16,167.68