Finding the Third Proportional to 65,122 and 142,027

Step by Step Solution

1. Step 1: Write the proportion equation
   65,122 : 142,027 = 142,027 : x
2. Step 2: Convert to fraction form
   65,122/142,027 = 142,027/x
3. Step 3: Cross multiply
   65,122x = 142,027 × 142,027
4. Step 4: Simplify right side
   65,122x = 20,171,668,729
5. Step 5: Solve for x
   x = 20,171,668,729/65,122
6. Step 6: Final answer
   x = 309,751.98