Finding the Third Proportional to 560,404 and 1,199,540

Step by Step Solution

1. Step 1: Write the proportion equation
   560,404 : 1,199,540 = 1,199,540 : x
2. Step 2: Convert to fraction form
   560,404/1,199,540 = 1,199,540/x
3. Step 3: Cross multiply
   560,404x = 1,199,540 × 1,199,540
4. Step 4: Simplify right side
   560,404x = 1,438,896,211,600
5. Step 5: Solve for x
   x = 1,438,896,211,600/560,404
6. Step 6: Final answer
   x = 2,567,605.18