Finding the Fourth Proportional to 3,819.58, 5,728.91 and 1,046.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,819.58 : 5,728.91 = 1,046.50 : x
2. Step 2: Convert to fraction form
   3,819.58/5,728.91 = 1,046.50/x
3. Step 3: Cross multiply
   3,819.58x = 5,728.91 × 1,046.50
4. Step 4: Simplify right side
   3,819.58x = 5,995,284.76
5. Step 5: Solve for x
   x = 5,995,284.76/3,819.58
6. Step 6: Final answer
   x = 1,569.62