Finding the Third Proportional to 1,891,271 and 4,048,243

Step by Step Solution

1. Step 1: Write the proportion equation
   1,891,271 : 4,048,243 = 4,048,243 : x
2. Step 2: Convert to fraction form
   1,891,271/4,048,243 = 4,048,243/x
3. Step 3: Cross multiply
   1,891,271x = 4,048,243 × 4,048,243
4. Step 4: Simplify right side
   1,891,271x = 16,388,271,387,049
5. Step 5: Solve for x
   x = 16,388,271,387,049/1,891,271
6. Step 6: Final answer
   x = 8,665,215.82