Finding the Third Proportional to 142,500 and 307,836

Step by Step Solution

1. Step 1: Write the proportion equation
   142,500 : 307,836 = 307,836 : x
2. Step 2: Convert to fraction form
   142,500/307,836 = 307,836/x
3. Step 3: Cross multiply
   142,500x = 307,836 × 307,836
4. Step 4: Simplify right side
   142,500x = 94,763,002,896
5. Step 5: Solve for x
   x = 94,763,002,896/142,500
6. Step 6: Final answer
   x = 665,003.53