Finding the Fourth Proportional to 10,843.50, 16,257.38 and 7,324.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,843.50 : 16,257.38 = 7,324.79 : x
2. Step 2: Convert to fraction form
   10,843.50/16,257.38 = 7,324.79/x
3. Step 3: Cross multiply
   10,843.50x = 16,257.38 × 7,324.79
4. Step 4: Simplify right side
   10,843.50x = 119,081,894.45
5. Step 5: Solve for x
   x = 119,081,894.45/10,843.50
6. Step 6: Final answer
   x = 10,981.87