Finding the Fourth Proportional to 3,819.25, 5,728.73 and 1,046.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,819.25 : 5,728.73 = 1,046.12 : x
2. Step 2: Convert to fraction form
   3,819.25/5,728.73 = 1,046.12/x
3. Step 3: Cross multiply
   3,819.25x = 5,728.73 × 1,046.12
4. Step 4: Simplify right side
   3,819.25x = 5,992,905.15
5. Step 5: Solve for x
   x = 5,992,905.15/3,819.25
6. Step 6: Final answer
   x = 1,569.13