Finding the Third Proportional to 1,810,372 and 3,968,936

Step by Step Solution

1. Step 1: Write the proportion equation
   1,810,372 : 3,968,936 = 3,968,936 : x
2. Step 2: Convert to fraction form
   1,810,372/3,968,936 = 3,968,936/x
3. Step 3: Cross multiply
   1,810,372x = 3,968,936 × 3,968,936
4. Step 4: Simplify right side
   1,810,372x = 15,752,452,972,096
5. Step 5: Solve for x
   x = 15,752,452,972,096/1,810,372
6. Step 6: Final answer
   x = 8,701,224.37