Finding the Third Proportional to 846,568 and 1,278,492

Step by Step Solution

1. Step 1: Write the proportion equation
   846,568 : 1,278,492 = 1,278,492 : x
2. Step 2: Convert to fraction form
   846,568/1,278,492 = 1,278,492/x
3. Step 3: Cross multiply
   846,568x = 1,278,492 × 1,278,492
4. Step 4: Simplify right side
   846,568x = 1,634,541,794,064
5. Step 5: Solve for x
   x = 1,634,541,794,064/846,568
6. Step 6: Final answer
   x = 1,930,786.18