Finding the Third Proportional to 1,648,032 and 3,968,894

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,032 : 3,968,894 = 3,968,894 : x
2. Step 2: Convert to fraction form
   1,648,032/3,968,894 = 3,968,894/x
3. Step 3: Cross multiply
   1,648,032x = 3,968,894 × 3,968,894
4. Step 4: Simplify right side
   1,648,032x = 15,752,119,583,236
5. Step 5: Solve for x
   x = 15,752,119,583,236/1,648,032
6. Step 6: Final answer
   x = 9,558,139.39