Finding the Third Proportional to 1,517,390 and 3,270,028

Step by Step Solution

1. Step 1: Write the proportion equation
   1,517,390 : 3,270,028 = 3,270,028 : x
2. Step 2: Convert to fraction form
   1,517,390/3,270,028 = 3,270,028/x
3. Step 3: Cross multiply
   1,517,390x = 3,270,028 × 3,270,028
4. Step 4: Simplify right side
   1,517,390x = 10,693,083,120,784
5. Step 5: Solve for x
   x = 10,693,083,120,784/1,517,390
6. Step 6: Final answer
   x = 7,047,023.59