Finding the Fourth Proportional to 10,896.73, 16,329.37 and 5,343.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,896.73 : 16,329.37 = 5,343.80 : x
2. Step 2: Convert to fraction form
   10,896.73/16,329.37 = 5,343.80/x
3. Step 3: Cross multiply
   10,896.73x = 16,329.37 × 5,343.80
4. Step 4: Simplify right side
   10,896.73x = 87,260,863.38
5. Step 5: Solve for x
   x = 87,260,863.38/10,896.73
6. Step 6: Final answer
   x = 8,007.99