Finding the Fourth Proportional to 3,882.82, 5,362.10 and 3,320.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,882.82 : 5,362.10 = 3,320.04 : x
2. Step 2: Convert to fraction form
   3,882.82/5,362.10 = 3,320.04/x
3. Step 3: Cross multiply
   3,882.82x = 5,362.10 × 3,320.04
4. Step 4: Simplify right side
   3,882.82x = 17,802,386.48
5. Step 5: Solve for x
   x = 17,802,386.48/3,882.82
6. Step 6: Final answer
   x = 4,584.91