Finding the Third Proportional to 65,236 and 142,976

Step by Step Solution

1. Step 1: Write the proportion equation
   65,236 : 142,976 = 142,976 : x
2. Step 2: Convert to fraction form
   65,236/142,976 = 142,976/x
3. Step 3: Cross multiply
   65,236x = 142,976 × 142,976
4. Step 4: Simplify right side
   65,236x = 20,442,136,576
5. Step 5: Solve for x
   x = 20,442,136,576/65,236
6. Step 6: Final answer
   x = 313,356.68