Finding the Third Proportional to 161,923 and 245,143.50

Step by Step Solution

1. Step 1: Write the proportion equation
   161,923 : 245,143.50 = 245,143.50 : x
2. Step 2: Convert to fraction form
   161,923/245,143.50 = 245,143.50/x
3. Step 3: Cross multiply
   161,923x = 245,143.50 × 245,143.50
4. Step 4: Simplify right side
   161,923x = 60,095,335,592.25
5. Step 5: Solve for x
   x = 60,095,335,592.25/161,923
6. Step 6: Final answer
   x = 371,135.27