Finding the Third Proportional to 161,740 and 350,967.50

Step by Step Solution

1. Step 1: Write the proportion equation
   161,740 : 350,967.50 = 350,967.50 : x
2. Step 2: Convert to fraction form
   161,740/350,967.50 = 350,967.50/x
3. Step 3: Cross multiply
   161,740x = 350,967.50 × 350,967.50
4. Step 4: Simplify right side
   161,740x = 123,178,186,056.25
5. Step 5: Solve for x
   x = 123,178,186,056.25/161,740
6. Step 6: Final answer
   x = 761,581.46