Finding the Third Proportional to 89,870 and 140,967

Step by Step Solution

1. Step 1: Write the proportion equation
   89,870 : 140,967 = 140,967 : x
2. Step 2: Convert to fraction form
   89,870/140,967 = 140,967/x
3. Step 3: Cross multiply
   89,870x = 140,967 × 140,967
4. Step 4: Simplify right side
   89,870x = 19,871,695,089
5. Step 5: Solve for x
   x = 19,871,695,089/89,870
6. Step 6: Final answer
   x = 221,116.00