Finding the Third Proportional to 227,902 and 488,918

Step by Step Solution

1. Step 1: Write the proportion equation
   227,902 : 488,918 = 488,918 : x
2. Step 2: Convert to fraction form
   227,902/488,918 = 488,918/x
3. Step 3: Cross multiply
   227,902x = 488,918 × 488,918
4. Step 4: Simplify right side
   227,902x = 239,040,810,724
5. Step 5: Solve for x
   x = 239,040,810,724/227,902
6. Step 6: Final answer
   x = 1,048,875.44