Finding the Third Proportional to 3,405,576 and 5,273,604

Step by Step Solution

1. Step 1: Write the proportion equation
   3,405,576 : 5,273,604 = 5,273,604 : x
2. Step 2: Convert to fraction form
   3,405,576/5,273,604 = 5,273,604/x
3. Step 3: Cross multiply
   3,405,576x = 5,273,604 × 5,273,604
4. Step 4: Simplify right side
   3,405,576x = 27,810,899,148,816
5. Step 5: Solve for x
   x = 27,810,899,148,816/3,405,576
6. Step 6: Final answer
   x = 8,166,283.52