Finding the Third Proportional to 2,212,428 and 4,825,308

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212,428 : 4,825,308 = 4,825,308 : x
2. Step 2: Convert to fraction form
   2,212,428/4,825,308 = 4,825,308/x
3. Step 3: Cross multiply
   2,212,428x = 4,825,308 × 4,825,308
4. Step 4: Simplify right side
   2,212,428x = 23,283,597,294,864
5. Step 5: Solve for x
   x = 23,283,597,294,864/2,212,428
6. Step 6: Final answer
   x = 10,524,002.27