Finding the Third Proportional to 2,255,582 and 4,863,256

Step by Step Solution

1. Step 1: Write the proportion equation
   2,255,582 : 4,863,256 = 4,863,256 : x
2. Step 2: Convert to fraction form
   2,255,582/4,863,256 = 4,863,256/x
3. Step 3: Cross multiply
   2,255,582x = 4,863,256 × 4,863,256
4. Step 4: Simplify right side
   2,255,582x = 23,651,258,921,536
5. Step 5: Solve for x
   x = 23,651,258,921,536/2,255,582
6. Step 6: Final answer
   x = 10,485,656.88