Finding the Third Proportional to 31,084 and 67,081

Step by Step Solution

1. Step 1: Write the proportion equation
   31,084 : 67,081 = 67,081 : x
2. Step 2: Convert to fraction form
   31,084/67,081 = 67,081/x
3. Step 3: Cross multiply
   31,084x = 67,081 × 67,081
4. Step 4: Simplify right side
   31,084x = 4,499,860,561
5. Step 5: Solve for x
   x = 4,499,860,561/31,084
6. Step 6: Final answer
   x = 144,764.53