Finding the Third Proportional to 20,350 and 30,503.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,350 : 30,503.50 = 30,503.50 : x
2. Step 2: Convert to fraction form
   20,350/30,503.50 = 30,503.50/x
3. Step 3: Cross multiply
   20,350x = 30,503.50 × 30,503.50
4. Step 4: Simplify right side
   20,350x = 930,463,512.25
5. Step 5: Solve for x
   x = 930,463,512.25/20,350
6. Step 6: Final answer
   x = 45,723.02