Finding the Third Proportional to 142,600 and 303,552

Step by Step Solution

1. Step 1: Write the proportion equation
   142,600 : 303,552 = 303,552 : x
2. Step 2: Convert to fraction form
   142,600/303,552 = 303,552/x
3. Step 3: Cross multiply
   142,600x = 303,552 × 303,552
4. Step 4: Simplify right side
   142,600x = 92,143,816,704
5. Step 5: Solve for x
   x = 92,143,816,704/142,600
6. Step 6: Final answer
   x = 646,169.82