Finding the Third Proportional to 3,826,824 and 8,262,420

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826,824 : 8,262,420 = 8,262,420 : x
2. Step 2: Convert to fraction form
   3,826,824/8,262,420 = 8,262,420/x
3. Step 3: Cross multiply
   3,826,824x = 8,262,420 × 8,262,420
4. Step 4: Simplify right side
   3,826,824x = 68,267,584,256,400
5. Step 5: Solve for x
   x = 68,267,584,256,400/3,826,824
6. Step 6: Final answer
   x = 17,839,227.58