Finding the Third Proportional to 65,856 and 142,952

Step by Step Solution

1. Step 1: Write the proportion equation
   65,856 : 142,952 = 142,952 : x
2. Step 2: Convert to fraction form
   65,856/142,952 = 142,952/x
3. Step 3: Cross multiply
   65,856x = 142,952 × 142,952
4. Step 4: Simplify right side
   65,856x = 20,435,274,304
5. Step 5: Solve for x
   x = 20,435,274,304/65,856
6. Step 6: Final answer
   x = 310,302.39