Finding the Third Proportional to 195,330 and 426,456

Step by Step Solution

1. Step 1: Write the proportion equation
   195,330 : 426,456 = 426,456 : x
2. Step 2: Convert to fraction form
   195,330/426,456 = 426,456/x
3. Step 3: Cross multiply
   195,330x = 426,456 × 426,456
4. Step 4: Simplify right side
   195,330x = 181,864,719,936
5. Step 5: Solve for x
   x = 181,864,719,936/195,330
6. Step 6: Final answer
   x = 931,063.94