Finding the Third Proportional to 514,642 and 1,128,976

Step by Step Solution

1. Step 1: Write the proportion equation
   514,642 : 1,128,976 = 1,128,976 : x
2. Step 2: Convert to fraction form
   514,642/1,128,976 = 1,128,976/x
3. Step 3: Cross multiply
   514,642x = 1,128,976 × 1,128,976
4. Step 4: Simplify right side
   514,642x = 1,274,586,808,576
5. Step 5: Solve for x
   x = 1,274,586,808,576/514,642
6. Step 6: Final answer
   x = 2,476,647.47