Finding the Third Proportional to 1,810,566 and 3,957,444

Step by Step Solution

1. Step 1: Write the proportion equation
   1,810,566 : 3,957,444 = 3,957,444 : x
2. Step 2: Convert to fraction form
   1,810,566/3,957,444 = 3,957,444/x
3. Step 3: Cross multiply
   1,810,566x = 3,957,444 × 3,957,444
4. Step 4: Simplify right side
   1,810,566x = 15,661,363,013,136
5. Step 5: Solve for x
   x = 15,661,363,013,136/1,810,566
6. Step 6: Final answer
   x = 8,649,981.84