Finding the Fourth Proportional to 16,737.72, 23,097.28 and 9,183.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,737.72 : 23,097.28 = 9,183.86 : x
2. Step 2: Convert to fraction form
   16,737.72/23,097.28 = 9,183.86/x
3. Step 3: Cross multiply
   16,737.72x = 23,097.28 × 9,183.86
4. Step 4: Simplify right side
   16,737.72x = 212,122,139.98
5. Step 5: Solve for x
   x = 212,122,139.98/16,737.72
6. Step 6: Final answer
   x = 12,673.30