Finding the Third Proportional to 139,562 and 302,524

Step by Step Solution

1. Step 1: Write the proportion equation
   139,562 : 302,524 = 302,524 : x
2. Step 2: Convert to fraction form
   139,562/302,524 = 302,524/x
3. Step 3: Cross multiply
   139,562x = 302,524 × 302,524
4. Step 4: Simplify right side
   139,562x = 91,520,770,576
5. Step 5: Solve for x
   x = 91,520,770,576/139,562
6. Step 6: Final answer
   x = 655,771.42