Finding the Third Proportional to 139,844 and 304,519

Step by Step Solution

1. Step 1: Write the proportion equation
   139,844 : 304,519 = 304,519 : x
2. Step 2: Convert to fraction form
   139,844/304,519 = 304,519/x
3. Step 3: Cross multiply
   139,844x = 304,519 × 304,519
4. Step 4: Simplify right side
   139,844x = 92,731,821,361
5. Step 5: Solve for x
   x = 92,731,821,361/139,844
6. Step 6: Final answer
   x = 663,109.05