Finding the Third Proportional to 505,446 and 1,111,979

Step by Step Solution

1. Step 1: Write the proportion equation
   505,446 : 1,111,979 = 1,111,979 : x
2. Step 2: Convert to fraction form
   505,446/1,111,979 = 1,111,979/x
3. Step 3: Cross multiply
   505,446x = 1,111,979 × 1,111,979
4. Step 4: Simplify right side
   505,446x = 1,236,497,296,441
5. Step 5: Solve for x
   x = 1,236,497,296,441/505,446
6. Step 6: Final answer
   x = 2,446,348.96