Finding the Third Proportional to 2,220,554 and 4,842,692

Step by Step Solution

1. Step 1: Write the proportion equation
   2,220,554 : 4,842,692 = 4,842,692 : x
2. Step 2: Convert to fraction form
   2,220,554/4,842,692 = 4,842,692/x
3. Step 3: Cross multiply
   2,220,554x = 4,842,692 × 4,842,692
4. Step 4: Simplify right side
   2,220,554x = 23,451,665,806,864
5. Step 5: Solve for x
   x = 23,451,665,806,864/2,220,554
6. Step 6: Final answer
   x = 10,561,177.89