Finding the Third Proportional to 70,108 and 111,605

Step by Step Solution

1. Step 1: Write the proportion equation
   70,108 : 111,605 = 111,605 : x
2. Step 2: Convert to fraction form
   70,108/111,605 = 111,605/x
3. Step 3: Cross multiply
   70,108x = 111,605 × 111,605
4. Step 4: Simplify right side
   70,108x = 12,455,676,025
5. Step 5: Solve for x
   x = 12,455,676,025/70,108
6. Step 6: Final answer
   x = 177,664.12