Finding the Third Proportional to 139,082 and 300,334

Step by Step Solution

1. Step 1: Write the proportion equation
   139,082 : 300,334 = 300,334 : x
2. Step 2: Convert to fraction form
   139,082/300,334 = 300,334/x
3. Step 3: Cross multiply
   139,082x = 300,334 × 300,334
4. Step 4: Simplify right side
   139,082x = 90,200,511,556
5. Step 5: Solve for x
   x = 90,200,511,556/139,082
6. Step 6: Final answer
   x = 648,541.95