Finding the Third Proportional to 31,002 and 68,892

Step by Step Solution

1. Step 1: Write the proportion equation
   31,002 : 68,892 = 68,892 : x
2. Step 2: Convert to fraction form
   31,002/68,892 = 68,892/x
3. Step 3: Cross multiply
   31,002x = 68,892 × 68,892
4. Step 4: Simplify right side
   31,002x = 4,746,107,664
5. Step 5: Solve for x
   x = 4,746,107,664/31,002
6. Step 6: Final answer
   x = 153,090.37