Finding the Third Proportional to 65,789 and 144,098

Step by Step Solution

1. Step 1: Write the proportion equation
   65,789 : 144,098 = 144,098 : x
2. Step 2: Convert to fraction form
   65,789/144,098 = 144,098/x
3. Step 3: Cross multiply
   65,789x = 144,098 × 144,098
4. Step 4: Simplify right side
   65,789x = 20,764,233,604
5. Step 5: Solve for x
   x = 20,764,233,604/65,789
6. Step 6: Final answer
   x = 315,618.62