Finding the Fourth Proportional to 3,815.37, 5,722.13 and 1,042.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,815.37 : 5,722.13 = 1,042.06 : x
2. Step 2: Convert to fraction form
   3,815.37/5,722.13 = 1,042.06/x
3. Step 3: Cross multiply
   3,815.37x = 5,722.13 × 1,042.06
4. Step 4: Simplify right side
   3,815.37x = 5,962,774.18
5. Step 5: Solve for x
   x = 5,962,774.18/3,815.37
6. Step 6: Final answer
   x = 1,562.83