Finding the Third Proportional to 1,827,579 and 3,960,243

Step by Step Solution

1. Step 1: Write the proportion equation
   1,827,579 : 3,960,243 = 3,960,243 : x
2. Step 2: Convert to fraction form
   1,827,579/3,960,243 = 3,960,243/x
3. Step 3: Cross multiply
   1,827,579x = 3,960,243 × 3,960,243
4. Step 4: Simplify right side
   1,827,579x = 15,683,524,619,049
5. Step 5: Solve for x
   x = 15,683,524,619,049/1,827,579
6. Step 6: Final answer
   x = 8,581,585.05