Finding the Third Proportional to 20,965.50 and 30,854.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,965.50 : 30,854.25 = 30,854.25 : x
2. Step 2: Convert to fraction form
   20,965.50/30,854.25 = 30,854.25/x
3. Step 3: Cross multiply
   20,965.50x = 30,854.25 × 30,854.25
4. Step 4: Simplify right side
   20,965.50x = 951,984,743.06
5. Step 5: Solve for x
   x = 951,984,743.06/20,965.50
6. Step 6: Final answer
   x = 45,407.20