Finding the Third Proportional to 140,976 and 215,929

Step by Step Solution

1. Step 1: Write the proportion equation
   140,976 : 215,929 = 215,929 : x
2. Step 2: Convert to fraction form
   140,976/215,929 = 215,929/x
3. Step 3: Cross multiply
   140,976x = 215,929 × 215,929
4. Step 4: Simplify right side
   140,976x = 46,625,333,041
5. Step 5: Solve for x
   x = 46,625,333,041/140,976
6. Step 6: Final answer
   x = 330,732.42