Finding the Fourth Proportional to 3,812.16, 5,718.04 and 1,038.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,812.16 : 5,718.04 = 1,038.83 : x
2. Step 2: Convert to fraction form
   3,812.16/5,718.04 = 1,038.83/x
3. Step 3: Cross multiply
   3,812.16x = 5,718.04 × 1,038.83
4. Step 4: Simplify right side
   3,812.16x = 5,940,046.15
5. Step 5: Solve for x
   x = 5,940,046.15/3,812.16
6. Step 6: Final answer
   x = 1,558.18