Finding the Third Proportional to 673,036 and 1,439,456

Step by Step Solution

1. Step 1: Write the proportion equation
   673,036 : 1,439,456 = 1,439,456 : x
2. Step 2: Convert to fraction form
   673,036/1,439,456 = 1,439,456/x
3. Step 3: Cross multiply
   673,036x = 1,439,456 × 1,439,456
4. Step 4: Simplify right side
   673,036x = 2,072,033,575,936
5. Step 5: Solve for x
   x = 2,072,033,575,936/673,036
6. Step 6: Final answer
   x = 3,078,637.07