Finding the Third Proportional to 1,835,673 and 3,976,378

Step by Step Solution

1. Step 1: Write the proportion equation
   1,835,673 : 3,976,378 = 3,976,378 : x
2. Step 2: Convert to fraction form
   1,835,673/3,976,378 = 3,976,378/x
3. Step 3: Cross multiply
   1,835,673x = 3,976,378 × 3,976,378
4. Step 4: Simplify right side
   1,835,673x = 15,811,581,998,884
5. Step 5: Solve for x
   x = 15,811,581,998,884/1,835,673
6. Step 6: Final answer
   x = 8,613,506.87