Finding the Third Proportional to 1,273,718 and 2,045,268

Step by Step Solution

1. Step 1: Write the proportion equation
   1,273,718 : 2,045,268 = 2,045,268 : x
2. Step 2: Convert to fraction form
   1,273,718/2,045,268 = 2,045,268/x
3. Step 3: Cross multiply
   1,273,718x = 2,045,268 × 2,045,268
4. Step 4: Simplify right side
   1,273,718x = 4,183,121,191,824
5. Step 5: Solve for x
   x = 4,183,121,191,824/1,273,718
6. Step 6: Final answer
   x = 3,284,181.58