Finding the Third Proportional to 561,514 and 1,228,004

Step by Step Solution

1. Step 1: Write the proportion equation
   561,514 : 1,228,004 = 1,228,004 : x
2. Step 2: Convert to fraction form
   561,514/1,228,004 = 1,228,004/x
3. Step 3: Cross multiply
   561,514x = 1,228,004 × 1,228,004
4. Step 4: Simplify right side
   561,514x = 1,507,993,824,016
5. Step 5: Solve for x
   x = 1,507,993,824,016/561,514
6. Step 6: Final answer
   x = 2,685,585.44