Finding the Third Proportional to 2,255,517 and 4,863,144

Step by Step Solution

1. Step 1: Write the proportion equation
   2,255,517 : 4,863,144 = 4,863,144 : x
2. Step 2: Convert to fraction form
   2,255,517/4,863,144 = 4,863,144/x
3. Step 3: Cross multiply
   2,255,517x = 4,863,144 × 4,863,144
4. Step 4: Simplify right side
   2,255,517x = 23,650,169,564,736
5. Step 5: Solve for x
   x = 23,650,169,564,736/2,255,517
6. Step 6: Final answer
   x = 10,485,476.09