Finding the Third Proportional to 2,253,816 and 4,889,790

Step by Step Solution

1. Step 1: Write the proportion equation
   2,253,816 : 4,889,790 = 4,889,790 : x
2. Step 2: Convert to fraction form
   2,253,816/4,889,790 = 4,889,790/x
3. Step 3: Cross multiply
   2,253,816x = 4,889,790 × 4,889,790
4. Step 4: Simplify right side
   2,253,816x = 23,910,046,244,100
5. Step 5: Solve for x
   x = 23,910,046,244,100/2,253,816
6. Step 6: Final answer
   x = 10,608,694.87