Finding the Fourth Proportional to 3,819.73, 5,753.61 and 3,475.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,819.73 : 5,753.61 = 3,475.28 : x
2. Step 2: Convert to fraction form
   3,819.73/5,753.61 = 3,475.28/x
3. Step 3: Cross multiply
   3,819.73x = 5,753.61 × 3,475.28
4. Step 4: Simplify right side
   3,819.73x = 19,995,405.76
5. Step 5: Solve for x
   x = 19,995,405.76/3,819.73
6. Step 6: Final answer
   x = 5,234.77