Finding the Fourth Proportional to 2,462.58, 3,693.06 and 818.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.58 : 3,693.06 = 818.79 : x
2. Step 2: Convert to fraction form
   2,462.58/3,693.06 = 818.79/x
3. Step 3: Cross multiply
   2,462.58x = 3,693.06 × 818.79
4. Step 4: Simplify right side
   2,462.58x = 3,023,840.60
5. Step 5: Solve for x
   x = 3,023,840.60/2,462.58
6. Step 6: Final answer
   x = 1,227.92