Finding the Third Proportional to 1,933,920 and 4,200,048

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933,920 : 4,200,048 = 4,200,048 : x
2. Step 2: Convert to fraction form
   1,933,920/4,200,048 = 4,200,048/x
3. Step 3: Cross multiply
   1,933,920x = 4,200,048 × 4,200,048
4. Step 4: Simplify right side
   1,933,920x = 17,640,403,202,304
5. Step 5: Solve for x
   x = 17,640,403,202,304/1,933,920
6. Step 6: Final answer
   x = 9,121,578.56