Finding the Third Proportional to 1,103,776 and 1,687,744

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103,776 : 1,687,744 = 1,687,744 : x
2. Step 2: Convert to fraction form
   1,103,776/1,687,744 = 1,687,744/x
3. Step 3: Cross multiply
   1,103,776x = 1,687,744 × 1,687,744
4. Step 4: Simplify right side
   1,103,776x = 2,848,479,809,536
5. Step 5: Solve for x
   x = 2,848,479,809,536/1,103,776
6. Step 6: Final answer
   x = 2,580,668.37