Finding the Third Proportional to 20,496.50 and 31,339.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,496.50 : 31,339.50 = 31,339.50 : x
2. Step 2: Convert to fraction form
   20,496.50/31,339.50 = 31,339.50/x
3. Step 3: Cross multiply
   20,496.50x = 31,339.50 × 31,339.50
4. Step 4: Simplify right side
   20,496.50x = 982,164,260.25
5. Step 5: Solve for x
   x = 982,164,260.25/20,496.50
6. Step 6: Final answer
   x = 47,918.63