Finding the Third Proportional to 191,853 and 300,303

Step by Step Solution

1. Step 1: Write the proportion equation
   191,853 : 300,303 = 300,303 : x
2. Step 2: Convert to fraction form
   191,853/300,303 = 300,303/x
3. Step 3: Cross multiply
   191,853x = 300,303 × 300,303
4. Step 4: Simplify right side
   191,853x = 90,181,891,809
5. Step 5: Solve for x
   x = 90,181,891,809/191,853
6. Step 6: Final answer
   x = 470,057.24