Finding the Third Proportional to 41,729 and 86,910

Step by Step Solution

1. Step 1: Write the proportion equation
   41,729 : 86,910 = 86,910 : x
2. Step 2: Convert to fraction form
   41,729/86,910 = 86,910/x
3. Step 3: Cross multiply
   41,729x = 86,910 × 86,910
4. Step 4: Simplify right side
   41,729x = 7,553,348,100
5. Step 5: Solve for x
   x = 7,553,348,100/41,729
6. Step 6: Final answer
   x = 181,009.56