Finding the Third Proportional to 1,576,678 and 3,458,570

Step by Step Solution

1. Step 1: Write the proportion equation
   1,576,678 : 3,458,570 = 3,458,570 : x
2. Step 2: Convert to fraction form
   1,576,678/3,458,570 = 3,458,570/x
3. Step 3: Cross multiply
   1,576,678x = 3,458,570 × 3,458,570
4. Step 4: Simplify right side
   1,576,678x = 11,961,706,444,900
5. Step 5: Solve for x
   x = 11,961,706,444,900/1,576,678
6. Step 6: Final answer
   x = 7,586,651.46