Finding the Third Proportional to 579,942 and 1,259,514

Step by Step Solution

1. Step 1: Write the proportion equation
   579,942 : 1,259,514 = 1,259,514 : x
2. Step 2: Convert to fraction form
   579,942/1,259,514 = 1,259,514/x
3. Step 3: Cross multiply
   579,942x = 1,259,514 × 1,259,514
4. Step 4: Simplify right side
   579,942x = 1,586,375,516,196
5. Step 5: Solve for x
   x = 1,586,375,516,196/579,942
6. Step 6: Final answer
   x = 2,735,403.74