Finding the Fourth Proportional to 14,099.73, 19,456.72 and 7,726.24

Step by Step Solution

1. Step 1: Write the proportion equation
   14,099.73 : 19,456.72 = 7,726.24 : x
2. Step 2: Convert to fraction form
   14,099.73/19,456.72 = 7,726.24/x
3. Step 3: Cross multiply
   14,099.73x = 19,456.72 × 7,726.24
4. Step 4: Simplify right side
   14,099.73x = 150,327,249.70
5. Step 5: Solve for x
   x = 150,327,249.70/14,099.73
6. Step 6: Final answer
   x = 10,661.72