Finding the Third Proportional to 41,215 and 89,979

Step by Step Solution

1. Step 1: Write the proportion equation
   41,215 : 89,979 = 89,979 : x
2. Step 2: Convert to fraction form
   41,215/89,979 = 89,979/x
3. Step 3: Cross multiply
   41,215x = 89,979 × 89,979
4. Step 4: Simplify right side
   41,215x = 8,096,220,441
5. Step 5: Solve for x
   x = 8,096,220,441/41,215
6. Step 6: Final answer
   x = 196,438.69