Finding the Fourth Proportional to 3,882.20, 5,792.47 and 3,606.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,882.20 : 5,792.47 = 3,606.92 : x
2. Step 2: Convert to fraction form
   3,882.20/5,792.47 = 3,606.92/x
3. Step 3: Cross multiply
   3,882.20x = 5,792.47 × 3,606.92
4. Step 4: Simplify right side
   3,882.20x = 20,892,975.89
5. Step 5: Solve for x
   x = 20,892,975.89/3,882.20
6. Step 6: Final answer
   x = 5,381.74