Finding the Third Proportional to 408,078 and 897,662.25

Step by Step Solution

1. Step 1: Write the proportion equation
   408,078 : 897,662.25 = 897,662.25 : x
2. Step 2: Convert to fraction form
   408,078/897,662.25 = 897,662.25/x
3. Step 3: Cross multiply
   408,078x = 897,662.25 × 897,662.25
4. Step 4: Simplify right side
   408,078x = 805,797,515,075.06
5. Step 5: Solve for x
   x = 805,797,515,075.06/408,078
6. Step 6: Final answer
   x = 1,974,616.41