Finding the Third Proportional to 674,399 and 1,424,074

Step by Step Solution

1. Step 1: Write the proportion equation
   674,399 : 1,424,074 = 1,424,074 : x
2. Step 2: Convert to fraction form
   674,399/1,424,074 = 1,424,074/x
3. Step 3: Cross multiply
   674,399x = 1,424,074 × 1,424,074
4. Step 4: Simplify right side
   674,399x = 2,027,986,757,476
5. Step 5: Solve for x
   x = 2,027,986,757,476/674,399
6. Step 6: Final answer
   x = 3,007,102.26