Finding the Third Proportional to 2,043,844 and 4,218,888

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043,844 : 4,218,888 = 4,218,888 : x
2. Step 2: Convert to fraction form
   2,043,844/4,218,888 = 4,218,888/x
3. Step 3: Cross multiply
   2,043,844x = 4,218,888 × 4,218,888
4. Step 4: Simplify right side
   2,043,844x = 17,799,015,956,544
5. Step 5: Solve for x
   x = 17,799,015,956,544/2,043,844
6. Step 6: Final answer
   x = 8,708,598.09