Finding the Third Proportional to 1,017,508 and 2,209,968

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,508 : 2,209,968 = 2,209,968 : x
2. Step 2: Convert to fraction form
   1,017,508/2,209,968 = 2,209,968/x
3. Step 3: Cross multiply
   1,017,508x = 2,209,968 × 2,209,968
4. Step 4: Simplify right side
   1,017,508x = 4,883,958,561,024
5. Step 5: Solve for x
   x = 4,883,958,561,024/1,017,508
6. Step 6: Final answer
   x = 4,799,921.53