Finding the Third Proportional to 161,019 and 236,605.50

Step by Step Solution

1. Step 1: Write the proportion equation
   161,019 : 236,605.50 = 236,605.50 : x
2. Step 2: Convert to fraction form
   161,019/236,605.50 = 236,605.50/x
3. Step 3: Cross multiply
   161,019x = 236,605.50 × 236,605.50
4. Step 4: Simplify right side
   161,019x = 55,982,162,630.25
5. Step 5: Solve for x
   x = 55,982,162,630.25/161,019
6. Step 6: Final answer
   x = 347,674.27