Finding the Third Proportional to 19,939.50 and 27,951.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,939.50 : 27,951.75 = 27,951.75 : x
2. Step 2: Convert to fraction form
   19,939.50/27,951.75 = 27,951.75/x
3. Step 3: Cross multiply
   19,939.50x = 27,951.75 × 27,951.75
4. Step 4: Simplify right side
   19,939.50x = 781,300,328.06
5. Step 5: Solve for x
   x = 781,300,328.06/19,939.50
6. Step 6: Final answer
   x = 39,183.55