Finding the Third Proportional to 4,561,392 and 9,796,656

Step by Step Solution

1. Step 1: Write the proportion equation
   4,561,392 : 9,796,656 = 9,796,656 : x
2. Step 2: Convert to fraction form
   4,561,392/9,796,656 = 9,796,656/x
3. Step 3: Cross multiply
   4,561,392x = 9,796,656 × 9,796,656
4. Step 4: Simplify right side
   4,561,392x = 95,974,468,782,336
5. Step 5: Solve for x
   x = 95,974,468,782,336/4,561,392
6. Step 6: Final answer
   x = 21,040,609.70