Finding the Third Proportional to 162,459 and 337,918.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,459 : 337,918.50 = 337,918.50 : x
2. Step 2: Convert to fraction form
   162,459/337,918.50 = 337,918.50/x
3. Step 3: Cross multiply
   162,459x = 337,918.50 × 337,918.50
4. Step 4: Simplify right side
   162,459x = 114,188,912,642.25
5. Step 5: Solve for x
   x = 114,188,912,642.25/162,459
6. Step 6: Final answer
   x = 702,878.34