Finding the Third Proportional to 20,753.50 and 31,151.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,753.50 : 31,151.50 = 31,151.50 : x
2. Step 2: Convert to fraction form
   20,753.50/31,151.50 = 31,151.50/x
3. Step 3: Cross multiply
   20,753.50x = 31,151.50 × 31,151.50
4. Step 4: Simplify right side
   20,753.50x = 970,415,952.25
5. Step 5: Solve for x
   x = 970,415,952.25/20,753.50
6. Step 6: Final answer
   x = 46,759.15