Finding the Third Proportional to 575,652 and 1,221,456

Step by Step Solution

1. Step 1: Write the proportion equation
   575,652 : 1,221,456 = 1,221,456 : x
2. Step 2: Convert to fraction form
   575,652/1,221,456 = 1,221,456/x
3. Step 3: Cross multiply
   575,652x = 1,221,456 × 1,221,456
4. Step 4: Simplify right side
   575,652x = 1,491,954,759,936
5. Step 5: Solve for x
   x = 1,491,954,759,936/575,652
6. Step 6: Final answer
   x = 2,591,765.09