Finding the Third Proportional to 191,803 and 300,885

Step by Step Solution

1. Step 1: Write the proportion equation
   191,803 : 300,885 = 300,885 : x
2. Step 2: Convert to fraction form
   191,803/300,885 = 300,885/x
3. Step 3: Cross multiply
   191,803x = 300,885 × 300,885
4. Step 4: Simplify right side
   191,803x = 90,531,783,225
5. Step 5: Solve for x
   x = 90,531,783,225/191,803
6. Step 6: Final answer
   x = 472,004.00