Finding the Third Proportional to 3,623,072 and 7,403,456

Step by Step Solution

1. Step 1: Write the proportion equation
   3,623,072 : 7,403,456 = 7,403,456 : x
2. Step 2: Convert to fraction form
   3,623,072/7,403,456 = 7,403,456/x
3. Step 3: Cross multiply
   3,623,072x = 7,403,456 × 7,403,456
4. Step 4: Simplify right side
   3,623,072x = 54,811,160,743,936
5. Step 5: Solve for x
   x = 54,811,160,743,936/3,623,072
6. Step 6: Final answer
   x = 15,128,366.41