Finding the Fourth Proportional to 10,683.09, 16,022.21 and 4,105.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,683.09 : 16,022.21 = 4,105.89 : x
2. Step 2: Convert to fraction form
   10,683.09/16,022.21 = 4,105.89/x
3. Step 3: Cross multiply
   10,683.09x = 16,022.21 × 4,105.89
4. Step 4: Simplify right side
   10,683.09x = 65,785,411.29
5. Step 5: Solve for x
   x = 65,785,411.29/10,683.09
6. Step 6: Final answer
   x = 6,157.90