Finding the Third Proportional to 2,222,279 and 4,781,788

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222,279 : 4,781,788 = 4,781,788 : x
2. Step 2: Convert to fraction form
   2,222,279/4,781,788 = 4,781,788/x
3. Step 3: Cross multiply
   2,222,279x = 4,781,788 × 4,781,788
4. Step 4: Simplify right side
   2,222,279x = 22,865,496,476,944
5. Step 5: Solve for x
   x = 22,865,496,476,944/2,222,279
6. Step 6: Final answer
   x = 10,289,210.53