Finding the Third Proportional to 1,842,653 and 3,987,130

Step by Step Solution

1. Step 1: Write the proportion equation
   1,842,653 : 3,987,130 = 3,987,130 : x
2. Step 2: Convert to fraction form
   1,842,653/3,987,130 = 3,987,130/x
3. Step 3: Cross multiply
   1,842,653x = 3,987,130 × 3,987,130
4. Step 4: Simplify right side
   1,842,653x = 15,897,205,636,900
5. Step 5: Solve for x
   x = 15,897,205,636,900/1,842,653
6. Step 6: Final answer
   x = 8,627,346.35