Finding the Fourth Proportional to 31,573.71, 43,571.50 and 17,426.55

Step by Step Solution

1. Step 1: Write the proportion equation
   31,573.71 : 43,571.50 = 17,426.55 : x
2. Step 2: Convert to fraction form
   31,573.71/43,571.50 = 17,426.55/x
3. Step 3: Cross multiply
   31,573.71x = 43,571.50 × 17,426.55
4. Step 4: Simplify right side
   31,573.71x = 759,300,923.33
5. Step 5: Solve for x
   x = 759,300,923.33/31,573.71
6. Step 6: Final answer
   x = 24,048.52