Finding the Third Proportional to 67,477 and 144,297

Step by Step Solution

1. Step 1: Write the proportion equation
   67,477 : 144,297 = 144,297 : x
2. Step 2: Convert to fraction form
   67,477/144,297 = 144,297/x
3. Step 3: Cross multiply
   67,477x = 144,297 × 144,297
4. Step 4: Simplify right side
   67,477x = 20,821,624,209
5. Step 5: Solve for x
   x = 20,821,624,209/67,477
6. Step 6: Final answer
   x = 308,573.65