Finding the Fourth Proportional to 11,707.41, 16,151.71 and 7,223.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,707.41 : 16,151.71 = 7,223.39 : x
2. Step 2: Convert to fraction form
   11,707.41/16,151.71 = 7,223.39/x
3. Step 3: Cross multiply
   11,707.41x = 16,151.71 × 7,223.39
4. Step 4: Simplify right side
   11,707.41x = 116,669,983.62
5. Step 5: Solve for x
   x = 116,669,983.62/11,707.41
6. Step 6: Final answer
   x = 9,965.48