Finding the Fourth Proportional to 2,462.43, 3,693.18 and 818.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.43 : 3,693.18 = 818.76 : x
2. Step 2: Convert to fraction form
   2,462.43/3,693.18 = 818.76/x
3. Step 3: Cross multiply
   2,462.43x = 3,693.18 × 818.76
4. Step 4: Simplify right side
   2,462.43x = 3,023,828.06
5. Step 5: Solve for x
   x = 3,023,828.06/2,462.43
6. Step 6: Final answer
   x = 1,227.99