Finding the Fourth Proportional to 10,433.15, 14,397.81 and 5,717.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,433.15 : 14,397.81 = 5,717.60 : x
2. Step 2: Convert to fraction form
   10,433.15/14,397.81 = 5,717.60/x
3. Step 3: Cross multiply
   10,433.15x = 14,397.81 × 5,717.60
4. Step 4: Simplify right side
   10,433.15x = 82,320,918.46
5. Step 5: Solve for x
   x = 82,320,918.46/10,433.15
6. Step 6: Final answer
   x = 7,890.32