Finding the Fourth Proportional to 31,721.27, 43,773.62 and 17,573.27

Step by Step Solution

1. Step 1: Write the proportion equation
   31,721.27 : 43,773.62 = 17,573.27 : x
2. Step 2: Convert to fraction form
   31,721.27/43,773.62 = 17,573.27/x
3. Step 3: Cross multiply
   31,721.27x = 43,773.62 × 17,573.27
4. Step 4: Simplify right side
   31,721.27x = 769,245,424.27
5. Step 5: Solve for x
   x = 769,245,424.27/31,721.27
6. Step 6: Final answer
   x = 24,250.15