Finding the Fourth Proportional to 10,351.97, 14,285.69 and 5,636.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,351.97 : 14,285.69 = 5,636.24 : x
2. Step 2: Convert to fraction form
   10,351.97/14,285.69 = 5,636.24/x
3. Step 3: Cross multiply
   10,351.97x = 14,285.69 × 5,636.24
4. Step 4: Simplify right side
   10,351.97x = 80,517,577.41
5. Step 5: Solve for x
   x = 80,517,577.41/10,351.97
6. Step 6: Final answer
   x = 7,778.00