Finding the Third Proportional to 4,004,656 and 8,293,216

Step by Step Solution

1. Step 1: Write the proportion equation
   4,004,656 : 8,293,216 = 8,293,216 : x
2. Step 2: Convert to fraction form
   4,004,656/8,293,216 = 8,293,216/x
3. Step 3: Cross multiply
   4,004,656x = 8,293,216 × 8,293,216
4. Step 4: Simplify right side
   4,004,656x = 68,777,431,622,656
5. Step 5: Solve for x
   x = 68,777,431,622,656/4,004,656
6. Step 6: Final answer
   x = 17,174,366.94