Finding the Third Proportional to 95,900 and 212,760

Step by Step Solution

1. Step 1: Write the proportion equation
   95,900 : 212,760 = 212,760 : x
2. Step 2: Convert to fraction form
   95,900/212,760 = 212,760/x
3. Step 3: Cross multiply
   95,900x = 212,760 × 212,760
4. Step 4: Simplify right side
   95,900x = 45,266,817,600
5. Step 5: Solve for x
   x = 45,266,817,600/95,900
6. Step 6: Final answer
   x = 472,021.04