Finding the Third Proportional to 227,715 and 498,978

Step by Step Solution

1. Step 1: Write the proportion equation
   227,715 : 498,978 = 498,978 : x
2. Step 2: Convert to fraction form
   227,715/498,978 = 498,978/x
3. Step 3: Cross multiply
   227,715x = 498,978 × 498,978
4. Step 4: Simplify right side
   227,715x = 248,979,044,484
5. Step 5: Solve for x
   x = 248,979,044,484/227,715
6. Step 6: Final answer
   x = 1,093,380.08