Finding the Fourth Proportional to 10,399.05, 14,350.73 and 5,683.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,399.05 : 14,350.73 = 5,683.41 : x
2. Step 2: Convert to fraction form
   10,399.05/14,350.73 = 5,683.41/x
3. Step 3: Cross multiply
   10,399.05x = 14,350.73 × 5,683.41
4. Step 4: Simplify right side
   10,399.05x = 81,561,053.97
5. Step 5: Solve for x
   x = 81,561,053.97/10,399.05
6. Step 6: Final answer
   x = 7,843.13