Finding the Third Proportional to 64,560 and 140,802

Step by Step Solution

1. Step 1: Write the proportion equation
   64,560 : 140,802 = 140,802 : x
2. Step 2: Convert to fraction form
   64,560/140,802 = 140,802/x
3. Step 3: Cross multiply
   64,560x = 140,802 × 140,802
4. Step 4: Simplify right side
   64,560x = 19,825,203,204
5. Step 5: Solve for x
   x = 19,825,203,204/64,560
6. Step 6: Final answer
   x = 307,081.83