Finding the Third Proportional to 1,004,457 and 1,515,743

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004,457 : 1,515,743 = 1,515,743 : x
2. Step 2: Convert to fraction form
   1,004,457/1,515,743 = 1,515,743/x
3. Step 3: Cross multiply
   1,004,457x = 1,515,743 × 1,515,743
4. Step 4: Simplify right side
   1,004,457x = 2,297,476,842,049
5. Step 5: Solve for x
   x = 2,297,476,842,049/1,004,457
6. Step 6: Final answer
   x = 2,287,282.42