Finding the Third Proportional to 189,965 and 300,801

Step by Step Solution

1. Step 1: Write the proportion equation
   189,965 : 300,801 = 300,801 : x
2. Step 2: Convert to fraction form
   189,965/300,801 = 300,801/x
3. Step 3: Cross multiply
   189,965x = 300,801 × 300,801
4. Step 4: Simplify right side
   189,965x = 90,481,241,601
5. Step 5: Solve for x
   x = 90,481,241,601/189,965
6. Step 6: Final answer
   x = 476,304.80