Finding the Third Proportional to 1,821,924 and 2,718,166

Step by Step Solution

1. Step 1: Write the proportion equation
   1,821,924 : 2,718,166 = 2,718,166 : x
2. Step 2: Convert to fraction form
   1,821,924/2,718,166 = 2,718,166/x
3. Step 3: Cross multiply
   1,821,924x = 2,718,166 × 2,718,166
4. Step 4: Simplify right side
   1,821,924x = 7,388,426,403,556
5. Step 5: Solve for x
   x = 7,388,426,403,556/1,821,924
6. Step 6: Final answer
   x = 4,055,287.93