Finding the Fourth Proportional to 31,683.56, 43,724.24 and 17,537.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,683.56 : 43,724.24 = 17,537.72 : x
2. Step 2: Convert to fraction form
   31,683.56/43,724.24 = 17,537.72/x
3. Step 3: Cross multiply
   31,683.56x = 43,724.24 × 17,537.72
4. Step 4: Simplify right side
   31,683.56x = 766,823,478.33
5. Step 5: Solve for x
   x = 766,823,478.33/31,683.56
6. Step 6: Final answer
   x = 24,202.57