Finding the Third Proportional to 1,842,631 and 3,987,085

Step by Step Solution

1. Step 1: Write the proportion equation
   1,842,631 : 3,987,085 = 3,987,085 : x
2. Step 2: Convert to fraction form
   1,842,631/3,987,085 = 3,987,085/x
3. Step 3: Cross multiply
   1,842,631x = 3,987,085 × 3,987,085
4. Step 4: Simplify right side
   1,842,631x = 15,896,846,797,225
5. Step 5: Solve for x
   x = 15,896,846,797,225/1,842,631
6. Step 6: Final answer
   x = 8,627,254.61