Finding the Fourth Proportional to 7,035.92, 9,709.72 and 3,892.24

Step by Step Solution

1. Step 1: Write the proportion equation
   7,035.92 : 9,709.72 = 3,892.24 : x
2. Step 2: Convert to fraction form
   7,035.92/9,709.72 = 3,892.24/x
3. Step 3: Cross multiply
   7,035.92x = 9,709.72 × 3,892.24
4. Step 4: Simplify right side
   7,035.92x = 37,792,560.57
5. Step 5: Solve for x
   x = 37,792,560.57/7,035.92
6. Step 6: Final answer
   x = 5,371.37