Finding the Third Proportional to 31,013 and 64,650

Step by Step Solution

1. Step 1: Write the proportion equation
   31,013 : 64,650 = 64,650 : x
2. Step 2: Convert to fraction form
   31,013/64,650 = 64,650/x
3. Step 3: Cross multiply
   31,013x = 64,650 × 64,650
4. Step 4: Simplify right side
   31,013x = 4,179,622,500
5. Step 5: Solve for x
   x = 4,179,622,500/31,013
6. Step 6: Final answer
   x = 134,770.02