Finding the Third Proportional to 4,771,874 and 7,227,309

Step by Step Solution

1. Step 1: Write the proportion equation
   4,771,874 : 7,227,309 = 7,227,309 : x
2. Step 2: Convert to fraction form
   4,771,874/7,227,309 = 7,227,309/x
3. Step 3: Cross multiply
   4,771,874x = 7,227,309 × 7,227,309
4. Step 4: Simplify right side
   4,771,874x = 52,233,995,381,481
5. Step 5: Solve for x
   x = 52,233,995,381,481/4,771,874
6. Step 6: Final answer
   x = 10,946,222.68