Finding the Third Proportional to 1,634,907 and 3,519,679

Step by Step Solution

1. Step 1: Write the proportion equation
   1,634,907 : 3,519,679 = 3,519,679 : x
2. Step 2: Convert to fraction form
   1,634,907/3,519,679 = 3,519,679/x
3. Step 3: Cross multiply
   1,634,907x = 3,519,679 × 3,519,679
4. Step 4: Simplify right side
   1,634,907x = 12,388,140,263,041
5. Step 5: Solve for x
   x = 12,388,140,263,041/1,634,907
6. Step 6: Final answer
   x = 7,577,275.20