Finding the Fourth Proportional to 7,025.91, 9,696.42 and 3,882.11

Step by Step Solution

1. Step 1: Write the proportion equation
   7,025.91 : 9,696.42 = 3,882.11 : x
2. Step 2: Convert to fraction form
   7,025.91/9,696.42 = 3,882.11/x
3. Step 3: Cross multiply
   7,025.91x = 9,696.42 × 3,882.11
4. Step 4: Simplify right side
   7,025.91x = 37,642,520.56
5. Step 5: Solve for x
   x = 37,642,520.56/7,025.91
6. Step 6: Final answer
   x = 5,357.67