Finding the Third Proportional to 82,155 and 126,855

Step by Step Solution

1. Step 1: Write the proportion equation
   82,155 : 126,855 = 126,855 : x
2. Step 2: Convert to fraction form
   82,155/126,855 = 126,855/x
3. Step 3: Cross multiply
   82,155x = 126,855 × 126,855
4. Step 4: Simplify right side
   82,155x = 16,092,191,025
5. Step 5: Solve for x
   x = 16,092,191,025/82,155
6. Step 6: Final answer
   x = 195,875.98