Finding the Third Proportional to 2,226,868 and 4,879,328

Step by Step Solution

1. Step 1: Write the proportion equation
   2,226,868 : 4,879,328 = 4,879,328 : x
2. Step 2: Convert to fraction form
   2,226,868/4,879,328 = 4,879,328/x
3. Step 3: Cross multiply
   2,226,868x = 4,879,328 × 4,879,328
4. Step 4: Simplify right side
   2,226,868x = 23,807,841,731,584
5. Step 5: Solve for x
   x = 23,807,841,731,584/2,226,868
6. Step 6: Final answer
   x = 10,691,177.80