Finding the Third Proportional to 2,215,798 and 4,819,823

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,798 : 4,819,823 = 4,819,823 : x
2. Step 2: Convert to fraction form
   2,215,798/4,819,823 = 4,819,823/x
3. Step 3: Cross multiply
   2,215,798x = 4,819,823 × 4,819,823
4. Step 4: Simplify right side
   2,215,798x = 23,230,693,751,329
5. Step 5: Solve for x
   x = 23,230,693,751,329/2,215,798
6. Step 6: Final answer
   x = 10,484,120.73