Finding the Third Proportional to 162.50 and 351.25

Step by Step Solution

1. Step 1: Write the proportion equation
   162.50 : 351.25 = 351.25 : x
2. Step 2: Convert to fraction form
   162.50/351.25 = 351.25/x
3. Step 3: Cross multiply
   162.50x = 351.25 × 351.25
4. Step 4: Simplify right side
   162.50x = 123,376.56
5. Step 5: Solve for x
   x = 123,376.56/162.50
6. Step 6: Final answer
   x = 759.24