Finding the Third Proportional to 1,395,390 and 3,004,564

Step by Step Solution

1. Step 1: Write the proportion equation
   1,395,390 : 3,004,564 = 3,004,564 : x
2. Step 2: Convert to fraction form
   1,395,390/3,004,564 = 3,004,564/x
3. Step 3: Cross multiply
   1,395,390x = 3,004,564 × 3,004,564
4. Step 4: Simplify right side
   1,395,390x = 9,027,404,830,096
5. Step 5: Solve for x
   x = 9,027,404,830,096/1,395,390
6. Step 6: Final answer
   x = 6,469,449.28