Finding the Third Proportional to 131,606 and 204,150

Step by Step Solution

1. Step 1: Write the proportion equation
   131,606 : 204,150 = 204,150 : x
2. Step 2: Convert to fraction form
   131,606/204,150 = 204,150/x
3. Step 3: Cross multiply
   131,606x = 204,150 × 204,150
4. Step 4: Simplify right side
   131,606x = 41,677,222,500
5. Step 5: Solve for x
   x = 41,677,222,500/131,606
6. Step 6: Final answer
   x = 316,681.78