Finding the Third Proportional to 2,874,156 and 3,996,243

Step by Step Solution

1. Step 1: Write the proportion equation
   2,874,156 : 3,996,243 = 3,996,243 : x
2. Step 2: Convert to fraction form
   2,874,156/3,996,243 = 3,996,243/x
3. Step 3: Cross multiply
   2,874,156x = 3,996,243 × 3,996,243
4. Step 4: Simplify right side
   2,874,156x = 15,969,958,115,049
5. Step 5: Solve for x
   x = 15,969,958,115,049/2,874,156
6. Step 6: Final answer
   x = 5,556,399.21