Finding the Third Proportional to 161,759 and 351,462.50

Step by Step Solution

1. Step 1: Write the proportion equation
   161,759 : 351,462.50 = 351,462.50 : x
2. Step 2: Convert to fraction form
   161,759/351,462.50 = 351,462.50/x
3. Step 3: Cross multiply
   161,759x = 351,462.50 × 351,462.50
4. Step 4: Simplify right side
   161,759x = 123,525,888,906.25
5. Step 5: Solve for x
   x = 123,525,888,906.25/161,759
6. Step 6: Final answer
   x = 763,641.52