Finding the Third Proportional to 2,105,091 and 4,546,920

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,091 : 4,546,920 = 4,546,920 : x
2. Step 2: Convert to fraction form
   2,105,091/4,546,920 = 4,546,920/x
3. Step 3: Cross multiply
   2,105,091x = 4,546,920 × 4,546,920
4. Step 4: Simplify right side
   2,105,091x = 20,674,481,486,400
5. Step 5: Solve for x
   x = 20,674,481,486,400/2,105,091
6. Step 6: Final answer
   x = 9,821,181.83