Finding the Third Proportional to 350,757 and 501,610.50

Step by Step Solution

1. Step 1: Write the proportion equation
   350,757 : 501,610.50 = 501,610.50 : x
2. Step 2: Convert to fraction form
   350,757/501,610.50 = 501,610.50/x
3. Step 3: Cross multiply
   350,757x = 501,610.50 × 501,610.50
4. Step 4: Simplify right side
   350,757x = 251,613,093,710.25
5. Step 5: Solve for x
   x = 251,613,093,710.25/350,757
6. Step 6: Final answer
   x = 717,343.04