Finding the Third Proportional to 227,624 and 497,288

Step by Step Solution

1. Step 1: Write the proportion equation
   227,624 : 497,288 = 497,288 : x
2. Step 2: Convert to fraction form
   227,624/497,288 = 497,288/x
3. Step 3: Cross multiply
   227,624x = 497,288 × 497,288
4. Step 4: Simplify right side
   227,624x = 247,295,354,944
5. Step 5: Solve for x
   x = 247,295,354,944/227,624
6. Step 6: Final answer
   x = 1,086,420.39