Finding the Third Proportional to 33,255.50 and 68,064.75

Step by Step Solution

1. Step 1: Write the proportion equation
   33,255.50 : 68,064.75 = 68,064.75 : x
2. Step 2: Convert to fraction form
   33,255.50/68,064.75 = 68,064.75/x
3. Step 3: Cross multiply
   33,255.50x = 68,064.75 × 68,064.75
4. Step 4: Simplify right side
   33,255.50x = 4,632,810,192.56
5. Step 5: Solve for x
   x = 4,632,810,192.56/33,255.50
6. Step 6: Final answer
   x = 139,309.59