Finding the Third Proportional to 139,701 and 301,542

Step by Step Solution

1. Step 1: Write the proportion equation
   139,701 : 301,542 = 301,542 : x
2. Step 2: Convert to fraction form
   139,701/301,542 = 301,542/x
3. Step 3: Cross multiply
   139,701x = 301,542 × 301,542
4. Step 4: Simplify right side
   139,701x = 90,927,577,764
5. Step 5: Solve for x
   x = 90,927,577,764/139,701
6. Step 6: Final answer
   x = 650,872.78