Finding the Third Proportional to 2,182,848 and 4,591,920

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182,848 : 4,591,920 = 4,591,920 : x
2. Step 2: Convert to fraction form
   2,182,848/4,591,920 = 4,591,920/x
3. Step 3: Cross multiply
   2,182,848x = 4,591,920 × 4,591,920
4. Step 4: Simplify right side
   2,182,848x = 21,085,729,286,400
5. Step 5: Solve for x
   x = 21,085,729,286,400/2,182,848
6. Step 6: Final answer
   x = 9,659,733.20