Finding the Fourth Proportional to 11,123.36, 16,673.41 and 3,721.73

Step by Step Solution

1. Step 1: Write the proportion equation
   11,123.36 : 16,673.41 = 3,721.73 : x
2. Step 2: Convert to fraction form
   11,123.36/16,673.41 = 3,721.73/x
3. Step 3: Cross multiply
   11,123.36x = 16,673.41 × 3,721.73
4. Step 4: Simplify right side
   11,123.36x = 62,053,930.20
5. Step 5: Solve for x
   x = 62,053,930.20/11,123.36
6. Step 6: Final answer
   x = 5,578.70