Finding the Third Proportional to 1,986,885 and 4,291,362

Step by Step Solution

1. Step 1: Write the proportion equation
   1,986,885 : 4,291,362 = 4,291,362 : x
2. Step 2: Convert to fraction form
   1,986,885/4,291,362 = 4,291,362/x
3. Step 3: Cross multiply
   1,986,885x = 4,291,362 × 4,291,362
4. Step 4: Simplify right side
   1,986,885x = 18,415,787,815,044
5. Step 5: Solve for x
   x = 18,415,787,815,044/1,986,885
6. Step 6: Final answer
   x = 9,268,673.23