Finding the Third Proportional to 2,111,211 and 4,554,198

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,211 : 4,554,198 = 4,554,198 : x
2. Step 2: Convert to fraction form
   2,111,211/4,554,198 = 4,554,198/x
3. Step 3: Cross multiply
   2,111,211x = 4,554,198 × 4,554,198
4. Step 4: Simplify right side
   2,111,211x = 20,740,719,423,204
5. Step 5: Solve for x
   x = 20,740,719,423,204/2,111,211
6. Step 6: Final answer
   x = 9,824,086.47