Finding the Fourth Proportional to 31,729.69, 43,787.01 and 17,582.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,729.69 : 43,787.01 = 17,582.50 : x
2. Step 2: Convert to fraction form
   31,729.69/43,787.01 = 17,582.50/x
3. Step 3: Cross multiply
   31,729.69x = 43,787.01 × 17,582.50
4. Step 4: Simplify right side
   31,729.69x = 769,885,103.33
5. Step 5: Solve for x
   x = 769,885,103.33/31,729.69
6. Step 6: Final answer
   x = 24,263.87