Finding the Third Proportional to 67,940 and 102,936

Step by Step Solution

1. Step 1: Write the proportion equation
   67,940 : 102,936 = 102,936 : x
2. Step 2: Convert to fraction form
   67,940/102,936 = 102,936/x
3. Step 3: Cross multiply
   67,940x = 102,936 × 102,936
4. Step 4: Simplify right side
   67,940x = 10,595,820,096
5. Step 5: Solve for x
   x = 10,595,820,096/67,940
6. Step 6: Final answer
   x = 155,958.49