Finding the Third Proportional to 142,334 and 308,044

Step by Step Solution

1. Step 1: Write the proportion equation
   142,334 : 308,044 = 308,044 : x
2. Step 2: Convert to fraction form
   142,334/308,044 = 308,044/x
3. Step 3: Cross multiply
   142,334x = 308,044 × 308,044
4. Step 4: Simplify right side
   142,334x = 94,891,105,936
5. Step 5: Solve for x
   x = 94,891,105,936/142,334
6. Step 6: Final answer
   x = 666,679.12