Finding the Third Proportional to 20,775 and 45,356.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,775 : 45,356.50 = 45,356.50 : x
2. Step 2: Convert to fraction form
   20,775/45,356.50 = 45,356.50/x
3. Step 3: Cross multiply
   20,775x = 45,356.50 × 45,356.50
4. Step 4: Simplify right side
   20,775x = 2,057,212,092.25
5. Step 5: Solve for x
   x = 2,057,212,092.25/20,775
6. Step 6: Final answer
   x = 99,023.45