Finding the Fourth Proportional to 17,864.72, 24,653.17 and 9,906.97

Step by Step Solution

1. Step 1: Write the proportion equation
   17,864.72 : 24,653.17 = 9,906.97 : x
2. Step 2: Convert to fraction form
   17,864.72/24,653.17 = 9,906.97/x
3. Step 3: Cross multiply
   17,864.72x = 24,653.17 × 9,906.97
4. Step 4: Simplify right side
   17,864.72x = 244,238,215.59
5. Step 5: Solve for x
   x = 244,238,215.59/17,864.72
6. Step 6: Final answer
   x = 13,671.54