Finding the Third Proportional to 171,984 and 356,113.50

Step by Step Solution

1. Step 1: Write the proportion equation
   171,984 : 356,113.50 = 356,113.50 : x
2. Step 2: Convert to fraction form
   171,984/356,113.50 = 356,113.50/x
3. Step 3: Cross multiply
   171,984x = 356,113.50 × 356,113.50
4. Step 4: Simplify right side
   171,984x = 126,816,824,882.25
5. Step 5: Solve for x
   x = 126,816,824,882.25/171,984
6. Step 6: Final answer
   x = 737,375.71