Finding the Fourth Proportional to 3,815.84, 5,722.83 and 1,042.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,815.84 : 5,722.83 = 1,042.38 : x
2. Step 2: Convert to fraction form
   3,815.84/5,722.83 = 1,042.38/x
3. Step 3: Cross multiply
   3,815.84x = 5,722.83 × 1,042.38
4. Step 4: Simplify right side
   3,815.84x = 5,965,363.54
5. Step 5: Solve for x
   x = 5,965,363.54/3,815.84
6. Step 6: Final answer
   x = 1,563.31