Finding the Third Proportional to 139,567 and 302,533

Step by Step Solution

1. Step 1: Write the proportion equation
   139,567 : 302,533 = 302,533 : x
2. Step 2: Convert to fraction form
   139,567/302,533 = 302,533/x
3. Step 3: Cross multiply
   139,567x = 302,533 × 302,533
4. Step 4: Simplify right side
   139,567x = 91,526,216,089
5. Step 5: Solve for x
   x = 91,526,216,089/139,567
6. Step 6: Final answer
   x = 655,786.94