Finding the Fourth Proportional to 10,105.66, 13,945.10 and 5,568.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,105.66 : 13,945.10 = 5,568.15 : x
2. Step 2: Convert to fraction form
   10,105.66/13,945.10 = 5,568.15/x
3. Step 3: Cross multiply
   10,105.66x = 13,945.10 × 5,568.15
4. Step 4: Simplify right side
   10,105.66x = 77,648,408.57
5. Step 5: Solve for x
   x = 77,648,408.57/10,105.66
6. Step 6: Final answer
   x = 7,683.66