Finding the Third Proportional to 83,989.50 and 126,364.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,989.50 : 126,364.50 = 126,364.50 : x
2. Step 2: Convert to fraction form
   83,989.50/126,364.50 = 126,364.50/x
3. Step 3: Cross multiply
   83,989.50x = 126,364.50 × 126,364.50
4. Step 4: Simplify right side
   83,989.50x = 15,967,986,860.25
5. Step 5: Solve for x
   x = 15,967,986,860.25/83,989.50
6. Step 6: Final answer
   x = 190,118.85