Finding the Third Proportional to 1,306,377 and 2,799,378

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,377 : 2,799,378 = 2,799,378 : x
2. Step 2: Convert to fraction form
   1,306,377/2,799,378 = 2,799,378/x
3. Step 3: Cross multiply
   1,306,377x = 2,799,378 × 2,799,378
4. Step 4: Simplify right side
   1,306,377x = 7,836,517,186,884
5. Step 5: Solve for x
   x = 7,836,517,186,884/1,306,377
6. Step 6: Final answer
   x = 5,998,664.39