Finding the Third Proportional to 408,503.25 and 897,642

Step by Step Solution

1. Step 1: Write the proportion equation
   408,503.25 : 897,642 = 897,642 : x
2. Step 2: Convert to fraction form
   408,503.25/897,642 = 897,642/x
3. Step 3: Cross multiply
   408,503.25x = 897,642 × 897,642
4. Step 4: Simplify right side
   408,503.25x = 805,761,160,164
5. Step 5: Solve for x
   x = 805,761,160,164/408,503.25
6. Step 6: Final answer
   x = 1,972,471.85