Finding the Fourth Proportional to 2,466.69, 3,698.49 and 822.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,466.69 : 3,698.49 = 822.81 : x
2. Step 2: Convert to fraction form
   2,466.69/3,698.49 = 822.81/x
3. Step 3: Cross multiply
   2,466.69x = 3,698.49 × 822.81
4. Step 4: Simplify right side
   2,466.69x = 3,043,154.56
5. Step 5: Solve for x
   x = 3,043,154.56/2,466.69
6. Step 6: Final answer
   x = 1,233.70