Finding the Fourth Proportional to 3,922.28, 5,874.78 and 2,380.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,922.28 : 5,874.78 = 2,380.04 : x
2. Step 2: Convert to fraction form
   3,922.28/5,874.78 = 2,380.04/x
3. Step 3: Cross multiply
   3,922.28x = 5,874.78 × 2,380.04
4. Step 4: Simplify right side
   3,922.28x = 13,982,211.39
5. Step 5: Solve for x
   x = 13,982,211.39/3,922.28
6. Step 6: Final answer
   x = 3,564.82