Finding the Third Proportional to 139,959 and 302,022

Step by Step Solution

1. Step 1: Write the proportion equation
   139,959 : 302,022 = 302,022 : x
2. Step 2: Convert to fraction form
   139,959/302,022 = 302,022/x
3. Step 3: Cross multiply
   139,959x = 302,022 × 302,022
4. Step 4: Simplify right side
   139,959x = 91,217,288,484
5. Step 5: Solve for x
   x = 91,217,288,484/139,959
6. Step 6: Final answer
   x = 651,742.93