Finding the Third Proportional to 31,333 and 67,859

Step by Step Solution

1. Step 1: Write the proportion equation
   31,333 : 67,859 = 67,859 : x
2. Step 2: Convert to fraction form
   31,333/67,859 = 67,859/x
3. Step 3: Cross multiply
   31,333x = 67,859 × 67,859
4. Step 4: Simplify right side
   31,333x = 4,604,843,881
5. Step 5: Solve for x
   x = 4,604,843,881/31,333
6. Step 6: Final answer
   x = 146,964.67