Finding the Third Proportional to 89,747 and 140,799

Step by Step Solution

1. Step 1: Write the proportion equation
   89,747 : 140,799 = 140,799 : x
2. Step 2: Convert to fraction form
   89,747/140,799 = 140,799/x
3. Step 3: Cross multiply
   89,747x = 140,799 × 140,799
4. Step 4: Simplify right side
   89,747x = 19,824,358,401
5. Step 5: Solve for x
   x = 19,824,358,401/89,747
6. Step 6: Final answer
   x = 220,891.60