Finding the Third Proportional to 1,499,607 and 3,220,830

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,607 : 3,220,830 = 3,220,830 : x
2. Step 2: Convert to fraction form
   1,499,607/3,220,830 = 3,220,830/x
3. Step 3: Cross multiply
   1,499,607x = 3,220,830 × 3,220,830
4. Step 4: Simplify right side
   1,499,607x = 10,373,745,888,900
5. Step 5: Solve for x
   x = 10,373,745,888,900/1,499,607
6. Step 6: Final answer
   x = 6,917,643.02