Finding the Third Proportional to 1,391,602 and 3,019,360

Step by Step Solution

1. Step 1: Write the proportion equation
   1,391,602 : 3,019,360 = 3,019,360 : x
2. Step 2: Convert to fraction form
   1,391,602/3,019,360 = 3,019,360/x
3. Step 3: Cross multiply
   1,391,602x = 3,019,360 × 3,019,360
4. Step 4: Simplify right side
   1,391,602x = 9,116,534,809,600
5. Step 5: Solve for x
   x = 9,116,534,809,600/1,391,602
6. Step 6: Final answer
   x = 6,551,107.87