Finding the Third Proportional to 1,823,544 and 3,968,178

Step by Step Solution

1. Step 1: Write the proportion equation
   1,823,544 : 3,968,178 = 3,968,178 : x
2. Step 2: Convert to fraction form
   1,823,544/3,968,178 = 3,968,178/x
3. Step 3: Cross multiply
   1,823,544x = 3,968,178 × 3,968,178
4. Step 4: Simplify right side
   1,823,544x = 15,746,436,639,684
5. Step 5: Solve for x
   x = 15,746,436,639,684/1,823,544
6. Step 6: Final answer
   x = 8,635,073.59