Finding the Third Proportional to 1,687,455 and 2,613,559

Step by Step Solution

1. Step 1: Write the proportion equation
   1,687,455 : 2,613,559 = 2,613,559 : x
2. Step 2: Convert to fraction form
   1,687,455/2,613,559 = 2,613,559/x
3. Step 3: Cross multiply
   1,687,455x = 2,613,559 × 2,613,559
4. Step 4: Simplify right side
   1,687,455x = 6,830,690,646,481
5. Step 5: Solve for x
   x = 6,830,690,646,481/1,687,455
6. Step 6: Final answer
   x = 4,047,924.62