Finding the Third Proportional to 31,334 and 67,861

Step by Step Solution

1. Step 1: Write the proportion equation
   31,334 : 67,861 = 67,861 : x
2. Step 2: Convert to fraction form
   31,334/67,861 = 67,861/x
3. Step 3: Cross multiply
   31,334x = 67,861 × 67,861
4. Step 4: Simplify right side
   31,334x = 4,605,115,321
5. Step 5: Solve for x
   x = 4,605,115,321/31,334
6. Step 6: Final answer
   x = 146,968.64