Finding the Third Proportional to 568,578 and 1,225,726

Step by Step Solution

1. Step 1: Write the proportion equation
   568,578 : 1,225,726 = 1,225,726 : x
2. Step 2: Convert to fraction form
   568,578/1,225,726 = 1,225,726/x
3. Step 3: Cross multiply
   568,578x = 1,225,726 × 1,225,726
4. Step 4: Simplify right side
   568,578x = 1,502,404,227,076
5. Step 5: Solve for x
   x = 1,502,404,227,076/568,578
6. Step 6: Final answer
   x = 2,642,388.95