Finding the Third Proportional to 2,243,009 and 4,920,271

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243,009 : 4,920,271 = 4,920,271 : x
2. Step 2: Convert to fraction form
   2,243,009/4,920,271 = 4,920,271/x
3. Step 3: Cross multiply
   2,243,009x = 4,920,271 × 4,920,271
4. Step 4: Simplify right side
   2,243,009x = 24,209,066,713,441
5. Step 5: Solve for x
   x = 24,209,066,713,441/2,243,009
6. Step 6: Final answer
   x = 10,793,120.63