Finding the Third Proportional to 3,553,480 and 5,197,456

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,480 : 5,197,456 = 5,197,456 : x
2. Step 2: Convert to fraction form
   3,553,480/5,197,456 = 5,197,456/x
3. Step 3: Cross multiply
   3,553,480x = 5,197,456 × 5,197,456
4. Step 4: Simplify right side
   3,553,480x = 27,013,548,871,936
5. Step 5: Solve for x
   x = 27,013,548,871,936/3,553,480
6. Step 6: Final answer
   x = 7,601,998.29