Finding the Third Proportional to 1,354,659 and 1,857,608

Step by Step Solution

1. Step 1: Write the proportion equation
   1,354,659 : 1,857,608 = 1,857,608 : x
2. Step 2: Convert to fraction form
   1,354,659/1,857,608 = 1,857,608/x
3. Step 3: Cross multiply
   1,354,659x = 1,857,608 × 1,857,608
4. Step 4: Simplify right side
   1,354,659x = 3,450,707,481,664
5. Step 5: Solve for x
   x = 3,450,707,481,664/1,354,659
6. Step 6: Final answer
   x = 2,547,288.64