Finding the Fourth Proportional to 2,462.56, 3,693.99 and 819.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.56 : 3,693.99 = 819.25 : x
2. Step 2: Convert to fraction form
   2,462.56/3,693.99 = 819.25/x
3. Step 3: Cross multiply
   2,462.56x = 3,693.99 × 819.25
4. Step 4: Simplify right side
   2,462.56x = 3,026,301.31
5. Step 5: Solve for x
   x = 3,026,301.31/2,462.56
6. Step 6: Final answer
   x = 1,228.92