Finding the Third Proportional to 1,489,020 and 3,229,968

Step by Step Solution

1. Step 1: Write the proportion equation
   1,489,020 : 3,229,968 = 3,229,968 : x
2. Step 2: Convert to fraction form
   1,489,020/3,229,968 = 3,229,968/x
3. Step 3: Cross multiply
   1,489,020x = 3,229,968 × 3,229,968
4. Step 4: Simplify right side
   1,489,020x = 10,432,693,281,024
5. Step 5: Solve for x
   x = 10,432,693,281,024/1,489,020
6. Step 6: Final answer
   x = 7,006,415.82