Finding the Third Proportional to 123,556 and 271,170

Step by Step Solution

1. Step 1: Write the proportion equation
   123,556 : 271,170 = 271,170 : x
2. Step 2: Convert to fraction form
   123,556/271,170 = 271,170/x
3. Step 3: Cross multiply
   123,556x = 271,170 × 271,170
4. Step 4: Simplify right side
   123,556x = 73,533,168,900
5. Step 5: Solve for x
   x = 73,533,168,900/123,556
6. Step 6: Final answer
   x = 595,140.41