Finding the Fourth Proportional to 11,939.98, 16,477.34 and 7,224.27

Step by Step Solution

1. Step 1: Write the proportion equation
   11,939.98 : 16,477.34 = 7,224.27 : x
2. Step 2: Convert to fraction form
   11,939.98/16,477.34 = 7,224.27/x
3. Step 3: Cross multiply
   11,939.98x = 16,477.34 × 7,224.27
4. Step 4: Simplify right side
   11,939.98x = 119,036,753.04
5. Step 5: Solve for x
   x = 119,036,753.04/11,939.98
6. Step 6: Final answer
   x = 9,969.59