Finding the Third Proportional to 2,218,398 and 4,773,054

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,398 : 4,773,054 = 4,773,054 : x
2. Step 2: Convert to fraction form
   2,218,398/4,773,054 = 4,773,054/x
3. Step 3: Cross multiply
   2,218,398x = 4,773,054 × 4,773,054
4. Step 4: Simplify right side
   2,218,398x = 22,782,044,486,916
5. Step 5: Solve for x
   x = 22,782,044,486,916/2,218,398
6. Step 6: Final answer
   x = 10,269,592.96