Finding the Third Proportional to 3,556,456 and 7,787,504

Step by Step Solution

1. Step 1: Write the proportion equation
   3,556,456 : 7,787,504 = 7,787,504 : x
2. Step 2: Convert to fraction form
   3,556,456/7,787,504 = 7,787,504/x
3. Step 3: Cross multiply
   3,556,456x = 7,787,504 × 7,787,504
4. Step 4: Simplify right side
   3,556,456x = 60,645,218,550,016
5. Step 5: Solve for x
   x = 60,645,218,550,016/3,556,456
6. Step 6: Final answer
   x = 17,052,149.26