Finding the Third Proportional to 787,790 and 1,718,122

Step by Step Solution

1. Step 1: Write the proportion equation
   787,790 : 1,718,122 = 1,718,122 : x
2. Step 2: Convert to fraction form
   787,790/1,718,122 = 1,718,122/x
3. Step 3: Cross multiply
   787,790x = 1,718,122 × 1,718,122
4. Step 4: Simplify right side
   787,790x = 2,951,943,206,884
5. Step 5: Solve for x
   x = 2,951,943,206,884/787,790
6. Step 6: Final answer
   x = 3,747,119.42