Finding the Third Proportional to 137,082 and 300,645.75

Step by Step Solution

1. Step 1: Write the proportion equation
   137,082 : 300,645.75 = 300,645.75 : x
2. Step 2: Convert to fraction form
   137,082/300,645.75 = 300,645.75/x
3. Step 3: Cross multiply
   137,082x = 300,645.75 × 300,645.75
4. Step 4: Simplify right side
   137,082x = 90,387,866,993.06
5. Step 5: Solve for x
   x = 90,387,866,993.06/137,082
6. Step 6: Final answer
   x = 659,370.79