Finding the Third Proportional to 137,084 and 300,412

Step by Step Solution

1. Step 1: Write the proportion equation
   137,084 : 300,412 = 300,412 : x
2. Step 2: Convert to fraction form
   137,084/300,412 = 300,412/x
3. Step 3: Cross multiply
   137,084x = 300,412 × 300,412
4. Step 4: Simplify right side
   137,084x = 90,247,369,744
5. Step 5: Solve for x
   x = 90,247,369,744/137,084
6. Step 6: Final answer
   x = 658,336.27