Finding the Fourth Proportional to 2,630.92, 3,942.54 and 1,902.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,630.92 : 3,942.54 = 1,902.04 : x
2. Step 2: Convert to fraction form
   2,630.92/3,942.54 = 1,902.04/x
3. Step 3: Cross multiply
   2,630.92x = 3,942.54 × 1,902.04
4. Step 4: Simplify right side
   2,630.92x = 7,498,868.78
5. Step 5: Solve for x
   x = 7,498,868.78/2,630.92
6. Step 6: Final answer
   x = 2,850.28