Finding the Fourth Proportional to 2,488.37, 3,732.64 and 822.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.37 : 3,732.64 = 822.53 : x
2. Step 2: Convert to fraction form
   2,488.37/3,732.64 = 822.53/x
3. Step 3: Cross multiply
   2,488.37x = 3,732.64 × 822.53
4. Step 4: Simplify right side
   2,488.37x = 3,070,208.38
5. Step 5: Solve for x
   x = 3,070,208.38/2,488.37
6. Step 6: Final answer
   x = 1,233.82