Finding the Third Proportional to 1,842,606 and 3,987,036

Step by Step Solution

1. Step 1: Write the proportion equation
   1,842,606 : 3,987,036 = 3,987,036 : x
2. Step 2: Convert to fraction form
   1,842,606/3,987,036 = 3,987,036/x
3. Step 3: Cross multiply
   1,842,606x = 3,987,036 × 3,987,036
4. Step 4: Simplify right side
   1,842,606x = 15,896,456,065,296
5. Step 5: Solve for x
   x = 15,896,456,065,296/1,842,606
6. Step 6: Final answer
   x = 8,627,159.61