Finding the Third Proportional to 107,041.50 and 220,563

Step by Step Solution

1. Step 1: Write the proportion equation
   107,041.50 : 220,563 = 220,563 : x
2. Step 2: Convert to fraction form
   107,041.50/220,563 = 220,563/x
3. Step 3: Cross multiply
   107,041.50x = 220,563 × 220,563
4. Step 4: Simplify right side
   107,041.50x = 48,648,036,969
5. Step 5: Solve for x
   x = 48,648,036,969/107,041.50
6. Step 6: Final answer
   x = 454,478.28