Finding the Third Proportional to 81,727.50 and 124,968

Step by Step Solution

1. Step 1: Write the proportion equation
   81,727.50 : 124,968 = 124,968 : x
2. Step 2: Convert to fraction form
   81,727.50/124,968 = 124,968/x
3. Step 3: Cross multiply
   81,727.50x = 124,968 × 124,968
4. Step 4: Simplify right side
   81,727.50x = 15,617,001,024
5. Step 5: Solve for x
   x = 15,617,001,024/81,727.50
6. Step 6: Final answer
   x = 191,086.24