Finding the Fourth Proportional to 31,864.72, 43,973.52 and 17,717.68

Step by Step Solution

1. Step 1: Write the proportion equation
   31,864.72 : 43,973.52 = 17,717.68 : x
2. Step 2: Convert to fraction form
   31,864.72/43,973.52 = 17,717.68/x
3. Step 3: Cross multiply
   31,864.72x = 43,973.52 × 17,717.68
4. Step 4: Simplify right side
   31,864.72x = 779,108,755.83
5. Step 5: Solve for x
   x = 779,108,755.83/31,864.72
6. Step 6: Final answer
   x = 24,450.51