Finding the Third Proportional to 2,111,208 and 4,554,192

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,208 : 4,554,192 = 4,554,192 : x
2. Step 2: Convert to fraction form
   2,111,208/4,554,192 = 4,554,192/x
3. Step 3: Cross multiply
   2,111,208x = 4,554,192 × 4,554,192
4. Step 4: Simplify right side
   2,111,208x = 20,740,664,772,864
5. Step 5: Solve for x
   x = 20,740,664,772,864/2,111,208
6. Step 6: Final answer
   x = 9,824,074.55