Finding the Third Proportional to 1,842,624 and 3,987,072

Step by Step Solution

1. Step 1: Write the proportion equation
   1,842,624 : 3,987,072 = 3,987,072 : x
2. Step 2: Convert to fraction form
   1,842,624/3,987,072 = 3,987,072/x
3. Step 3: Cross multiply
   1,842,624x = 3,987,072 × 3,987,072
4. Step 4: Simplify right side
   1,842,624x = 15,896,743,133,184
5. Step 5: Solve for x
   x = 15,896,743,133,184/1,842,624
6. Step 6: Final answer
   x = 8,627,231.13