Finding the Third Proportional to 3,670,563 and 8,004,678

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,563 : 8,004,678 = 8,004,678 : x
2. Step 2: Convert to fraction form
   3,670,563/8,004,678 = 8,004,678/x
3. Step 3: Cross multiply
   3,670,563x = 8,004,678 × 8,004,678
4. Step 4: Simplify right side
   3,670,563x = 64,074,869,883,684
5. Step 5: Solve for x
   x = 64,074,869,883,684/3,670,563
6. Step 6: Final answer
   x = 17,456,414.69