Finding the Third Proportional to 1,835,576 and 3,936,864

Step by Step Solution

1. Step 1: Write the proportion equation
   1,835,576 : 3,936,864 = 3,936,864 : x
2. Step 2: Convert to fraction form
   1,835,576/3,936,864 = 3,936,864/x
3. Step 3: Cross multiply
   1,835,576x = 3,936,864 × 3,936,864
4. Step 4: Simplify right side
   1,835,576x = 15,498,898,154,496
5. Step 5: Solve for x
   x = 15,498,898,154,496/1,835,576
6. Step 6: Final answer
   x = 8,443,615.60