Finding the Third Proportional to 131,997 and 270,146

Step by Step Solution

1. Step 1: Write the proportion equation
   131,997 : 270,146 = 270,146 : x
2. Step 2: Convert to fraction form
   131,997/270,146 = 270,146/x
3. Step 3: Cross multiply
   131,997x = 270,146 × 270,146
4. Step 4: Simplify right side
   131,997x = 72,978,861,316
5. Step 5: Solve for x
   x = 72,978,861,316/131,997
6. Step 6: Final answer
   x = 552,882.73