Finding the Third Proportional to 161,736 and 350,962.50

Step by Step Solution

1. Step 1: Write the proportion equation
   161,736 : 350,962.50 = 350,962.50 : x
2. Step 2: Convert to fraction form
   161,736/350,962.50 = 350,962.50/x
3. Step 3: Cross multiply
   161,736x = 350,962.50 × 350,962.50
4. Step 4: Simplify right side
   161,736x = 123,174,676,406.25
5. Step 5: Solve for x
   x = 123,174,676,406.25/161,736
6. Step 6: Final answer
   x = 761,578.60