Finding the Third Proportional to 2,290,608 and 4,974,912

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290,608 : 4,974,912 = 4,974,912 : x
2. Step 2: Convert to fraction form
   2,290,608/4,974,912 = 4,974,912/x
3. Step 3: Cross multiply
   2,290,608x = 4,974,912 × 4,974,912
4. Step 4: Simplify right side
   2,290,608x = 24,749,749,407,744
5. Step 5: Solve for x
   x = 24,749,749,407,744/2,290,608
6. Step 6: Final answer
   x = 10,804,882.11