Finding the Third Proportional to 89,864 and 140,958

Step by Step Solution

1. Step 1: Write the proportion equation
   89,864 : 140,958 = 140,958 : x
2. Step 2: Convert to fraction form
   89,864/140,958 = 140,958/x
3. Step 3: Cross multiply
   89,864x = 140,958 × 140,958
4. Step 4: Simplify right side
   89,864x = 19,869,157,764
5. Step 5: Solve for x
   x = 19,869,157,764/89,864
6. Step 6: Final answer
   x = 221,102.53