Finding the Third Proportional to 82,680.75 and 124,132.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,680.75 : 124,132.50 = 124,132.50 : x
2. Step 2: Convert to fraction form
   82,680.75/124,132.50 = 124,132.50/x
3. Step 3: Cross multiply
   82,680.75x = 124,132.50 × 124,132.50
4. Step 4: Simplify right side
   82,680.75x = 15,408,877,556.25
5. Step 5: Solve for x
   x = 15,408,877,556.25/82,680.75
6. Step 6: Final answer
   x = 186,365.96