Finding the Third Proportional to 1,647,132 and 3,556,704

Step by Step Solution

1. Step 1: Write the proportion equation
   1,647,132 : 3,556,704 = 3,556,704 : x
2. Step 2: Convert to fraction form
   1,647,132/3,556,704 = 3,556,704/x
3. Step 3: Cross multiply
   1,647,132x = 3,556,704 × 3,556,704
4. Step 4: Simplify right side
   1,647,132x = 12,650,143,343,616
5. Step 5: Solve for x
   x = 12,650,143,343,616/1,647,132
6. Step 6: Final answer
   x = 7,680,102.96