Finding the Third Proportional to 2,228,421 and 4,882,764

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228,421 : 4,882,764 = 4,882,764 : x
2. Step 2: Convert to fraction form
   2,228,421/4,882,764 = 4,882,764/x
3. Step 3: Cross multiply
   2,228,421x = 4,882,764 × 4,882,764
4. Step 4: Simplify right side
   2,228,421x = 23,841,384,279,696
5. Step 5: Solve for x
   x = 23,841,384,279,696/2,228,421
6. Step 6: Final answer
   x = 10,698,779.22