Finding the Third Proportional to 131,425 and 205,895

Step by Step Solution

1. Step 1: Write the proportion equation
   131,425 : 205,895 = 205,895 : x
2. Step 2: Convert to fraction form
   131,425/205,895 = 205,895/x
3. Step 3: Cross multiply
   131,425x = 205,895 × 205,895
4. Step 4: Simplify right side
   131,425x = 42,392,751,025
5. Step 5: Solve for x
   x = 42,392,751,025/131,425
6. Step 6: Final answer
   x = 322,562.31