Finding the Third Proportional to 1,268,741 and 1,728,103

Step by Step Solution

1. Step 1: Write the proportion equation
   1,268,741 : 1,728,103 = 1,728,103 : x
2. Step 2: Convert to fraction form
   1,268,741/1,728,103 = 1,728,103/x
3. Step 3: Cross multiply
   1,268,741x = 1,728,103 × 1,728,103
4. Step 4: Simplify right side
   1,268,741x = 2,986,339,978,609
5. Step 5: Solve for x
   x = 2,986,339,978,609/1,268,741
6. Step 6: Final answer
   x = 2,353,782.20