Finding the Fourth Proportional to 2,461.87, 3,693.24 and 818.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,461.87 : 3,693.24 = 818.52 : x
2. Step 2: Convert to fraction form
   2,461.87/3,693.24 = 818.52/x
3. Step 3: Cross multiply
   2,461.87x = 3,693.24 × 818.52
4. Step 4: Simplify right side
   2,461.87x = 3,022,990.80
5. Step 5: Solve for x
   x = 3,022,990.80/2,461.87
6. Step 6: Final answer
   x = 1,227.92