Finding the Third Proportional to 72,675 and 155,857.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,675 : 155,857.50 = 155,857.50 : x
2. Step 2: Convert to fraction form
   72,675/155,857.50 = 155,857.50/x
3. Step 3: Cross multiply
   72,675x = 155,857.50 × 155,857.50
4. Step 4: Simplify right side
   72,675x = 24,291,560,306.25
5. Step 5: Solve for x
   x = 24,291,560,306.25/72,675
6. Step 6: Final answer
   x = 334,249.20