Finding the Third Proportional to 161,563.50 and 268,333.50

Step by Step Solution

1. Step 1: Write the proportion equation
   161,563.50 : 268,333.50 = 268,333.50 : x
2. Step 2: Convert to fraction form
   161,563.50/268,333.50 = 268,333.50/x
3. Step 3: Cross multiply
   161,563.50x = 268,333.50 × 268,333.50
4. Step 4: Simplify right side
   161,563.50x = 72,002,867,222.25
5. Step 5: Solve for x
   x = 72,002,867,222.25/161,563.50
6. Step 6: Final answer
   x = 445,662.96