Finding the Third Proportional to 2,287,776 and 4,879,540

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287,776 : 4,879,540 = 4,879,540 : x
2. Step 2: Convert to fraction form
   2,287,776/4,879,540 = 4,879,540/x
3. Step 3: Cross multiply
   2,287,776x = 4,879,540 × 4,879,540
4. Step 4: Simplify right side
   2,287,776x = 23,809,910,611,600
5. Step 5: Solve for x
   x = 23,809,910,611,600/2,287,776
6. Step 6: Final answer
   x = 10,407,448.37