Finding the Third Proportional to 4,771,812 and 7,227,214

Step by Step Solution

1. Step 1: Write the proportion equation
   4,771,812 : 7,227,214 = 7,227,214 : x
2. Step 2: Convert to fraction form
   4,771,812/7,227,214 = 7,227,214/x
3. Step 3: Cross multiply
   4,771,812x = 7,227,214 × 7,227,214
4. Step 4: Simplify right side
   4,771,812x = 52,232,622,201,796
5. Step 5: Solve for x
   x = 52,232,622,201,796/4,771,812
6. Step 6: Final answer
   x = 10,946,077.13