Finding the Third Proportional to 31,302 and 67,913

Step by Step Solution

1. Step 1: Write the proportion equation
   31,302 : 67,913 = 67,913 : x
2. Step 2: Convert to fraction form
   31,302/67,913 = 67,913/x
3. Step 3: Cross multiply
   31,302x = 67,913 × 67,913
4. Step 4: Simplify right side
   31,302x = 4,612,175,569
5. Step 5: Solve for x
   x = 4,612,175,569/31,302
6. Step 6: Final answer
   x = 147,344.44