Finding the Third Proportional to 4,628,030 and 9,967,256

Step by Step Solution

1. Step 1: Write the proportion equation
   4,628,030 : 9,967,256 = 9,967,256 : x
2. Step 2: Convert to fraction form
   4,628,030/9,967,256 = 9,967,256/x
3. Step 3: Cross multiply
   4,628,030x = 9,967,256 × 9,967,256
4. Step 4: Simplify right side
   4,628,030x = 99,346,192,169,536
5. Step 5: Solve for x
   x = 99,346,192,169,536/4,628,030
6. Step 6: Final answer
   x = 21,466,194.51