Finding the Third Proportional to 1,283,877 and 1,986,894

Step by Step Solution

1. Step 1: Write the proportion equation
   1,283,877 : 1,986,894 = 1,986,894 : x
2. Step 2: Convert to fraction form
   1,283,877/1,986,894 = 1,986,894/x
3. Step 3: Cross multiply
   1,283,877x = 1,986,894 × 1,986,894
4. Step 4: Simplify right side
   1,283,877x = 3,947,747,767,236
5. Step 5: Solve for x
   x = 3,947,747,767,236/1,283,877
6. Step 6: Final answer
   x = 3,074,864.47