Finding the Third Proportional to 33,081.75 and 67,918.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,081.75 : 67,918.50 = 67,918.50 : x
2. Step 2: Convert to fraction form
   33,081.75/67,918.50 = 67,918.50/x
3. Step 3: Cross multiply
   33,081.75x = 67,918.50 × 67,918.50
4. Step 4: Simplify right side
   33,081.75x = 4,612,922,642.25
5. Step 5: Solve for x
   x = 4,612,922,642.25/33,081.75
6. Step 6: Final answer
   x = 139,440.10