Finding the Third Proportional to 2,255,547 and 4,863,186

Step by Step Solution

1. Step 1: Write the proportion equation
   2,255,547 : 4,863,186 = 4,863,186 : x
2. Step 2: Convert to fraction form
   2,255,547/4,863,186 = 4,863,186/x
3. Step 3: Cross multiply
   2,255,547x = 4,863,186 × 4,863,186
4. Step 4: Simplify right side
   2,255,547x = 23,650,578,070,596
5. Step 5: Solve for x
   x = 23,650,578,070,596/2,255,547
6. Step 6: Final answer
   x = 10,485,517.73