Finding the Third Proportional to 3,831,706 and 6,385,920

Step by Step Solution

1. Step 1: Write the proportion equation
   3,831,706 : 6,385,920 = 6,385,920 : x
2. Step 2: Convert to fraction form
   3,831,706/6,385,920 = 6,385,920/x
3. Step 3: Cross multiply
   3,831,706x = 6,385,920 × 6,385,920
4. Step 4: Simplify right side
   3,831,706x = 40,779,974,246,400
5. Step 5: Solve for x
   x = 40,779,974,246,400/3,831,706
6. Step 6: Final answer
   x = 10,642,772.24