Finding the Third Proportional to 181,586 and 300,099

Step by Step Solution

1. Step 1: Write the proportion equation
   181,586 : 300,099 = 300,099 : x
2. Step 2: Convert to fraction form
   181,586/300,099 = 300,099/x
3. Step 3: Cross multiply
   181,586x = 300,099 × 300,099
4. Step 4: Simplify right side
   181,586x = 90,059,409,801
5. Step 5: Solve for x
   x = 90,059,409,801/181,586
6. Step 6: Final answer
   x = 495,960.09