Finding the Third Proportional to 139,494 and 302,162

Step by Step Solution

1. Step 1: Write the proportion equation
   139,494 : 302,162 = 302,162 : x
2. Step 2: Convert to fraction form
   139,494/302,162 = 302,162/x
3. Step 3: Cross multiply
   139,494x = 302,162 × 302,162
4. Step 4: Simplify right side
   139,494x = 91,301,874,244
5. Step 5: Solve for x
   x = 91,301,874,244/139,494
6. Step 6: Final answer
   x = 654,521.87