Finding the Third Proportional to 83,554 and 126,039

Step by Step Solution

1. Step 1: Write the proportion equation
   83,554 : 126,039 = 126,039 : x
2. Step 2: Convert to fraction form
   83,554/126,039 = 126,039/x
3. Step 3: Cross multiply
   83,554x = 126,039 × 126,039
4. Step 4: Simplify right side
   83,554x = 15,885,829,521
5. Step 5: Solve for x
   x = 15,885,829,521/83,554
6. Step 6: Final answer
   x = 190,126.50