Finding the Third Proportional to 137,019 and 300,222

Step by Step Solution

1. Step 1: Write the proportion equation
   137,019 : 300,222 = 300,222 : x
2. Step 2: Convert to fraction form
   137,019/300,222 = 300,222/x
3. Step 3: Cross multiply
   137,019x = 300,222 × 300,222
4. Step 4: Simplify right side
   137,019x = 90,133,249,284
5. Step 5: Solve for x
   x = 90,133,249,284/137,019
6. Step 6: Final answer
   x = 657,815.70