Finding the Third Proportional to 33,820 and 68,936

Step by Step Solution

1. Step 1: Write the proportion equation
   33,820 : 68,936 = 68,936 : x
2. Step 2: Convert to fraction form
   33,820/68,936 = 68,936/x
3. Step 3: Cross multiply
   33,820x = 68,936 × 68,936
4. Step 4: Simplify right side
   33,820x = 4,752,172,096
5. Step 5: Solve for x
   x = 4,752,172,096/33,820
6. Step 6: Final answer
   x = 140,513.66