Finding the Third Proportional to 142,477 and 304,023

Step by Step Solution

1. Step 1: Write the proportion equation
   142,477 : 304,023 = 304,023 : x
2. Step 2: Convert to fraction form
   142,477/304,023 = 304,023/x
3. Step 3: Cross multiply
   142,477x = 304,023 × 304,023
4. Step 4: Simplify right side
   142,477x = 92,429,984,529
5. Step 5: Solve for x
   x = 92,429,984,529/142,477
6. Step 6: Final answer
   x = 648,736.18