Finding the Fourth Proportional to 16,456.72, 24,698.91 and 7,103.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,456.72 : 24,698.91 = 7,103.81 : x
2. Step 2: Convert to fraction form
   16,456.72/24,698.91 = 7,103.81/x
3. Step 3: Cross multiply
   16,456.72x = 24,698.91 × 7,103.81
4. Step 4: Simplify right side
   16,456.72x = 175,456,222.59
5. Step 5: Solve for x
   x = 175,456,222.59/16,456.72
6. Step 6: Final answer
   x = 10,661.67