Finding the Third Proportional to 108,451.50 and 223,821

Step by Step Solution

1. Step 1: Write the proportion equation
   108,451.50 : 223,821 = 223,821 : x
2. Step 2: Convert to fraction form
   108,451.50/223,821 = 223,821/x
3. Step 3: Cross multiply
   108,451.50x = 223,821 × 223,821
4. Step 4: Simplify right side
   108,451.50x = 50,095,840,041
5. Step 5: Solve for x
   x = 50,095,840,041/108,451.50
6. Step 6: Final answer
   x = 461,919.29