Finding the Third Proportional to 142,529 and 301,078

Step by Step Solution

1. Step 1: Write the proportion equation
   142,529 : 301,078 = 301,078 : x
2. Step 2: Convert to fraction form
   142,529/301,078 = 301,078/x
3. Step 3: Cross multiply
   142,529x = 301,078 × 301,078
4. Step 4: Simplify right side
   142,529x = 90,647,962,084
5. Step 5: Solve for x
   x = 90,647,962,084/142,529
6. Step 6: Final answer
   x = 635,996.62