Finding the Third Proportional to 3,836,496 and 8,403,936

Step by Step Solution

1. Step 1: Write the proportion equation
   3,836,496 : 8,403,936 = 8,403,936 : x
2. Step 2: Convert to fraction form
   3,836,496/8,403,936 = 8,403,936/x
3. Step 3: Cross multiply
   3,836,496x = 8,403,936 × 8,403,936
4. Step 4: Simplify right side
   3,836,496x = 70,626,140,292,096
5. Step 5: Solve for x
   x = 70,626,140,292,096/3,836,496
6. Step 6: Final answer
   x = 18,409,022.27