Finding the Third Proportional to 3,638,392 and 7,383,696

Step by Step Solution

1. Step 1: Write the proportion equation
   3,638,392 : 7,383,696 = 7,383,696 : x
2. Step 2: Convert to fraction form
   3,638,392/7,383,696 = 7,383,696/x
3. Step 3: Cross multiply
   3,638,392x = 7,383,696 × 7,383,696
4. Step 4: Simplify right side
   3,638,392x = 54,518,966,620,416
5. Step 5: Solve for x
   x = 54,518,966,620,416/3,638,392
6. Step 6: Final answer
   x = 14,984,357.55