Finding the Third Proportional to 10,228,322 and 21,717,976

Step by Step Solution

1. Step 1: Write the proportion equation
   10,228,322 : 21,717,976 = 21,717,976 : x
2. Step 2: Convert to fraction form
   10,228,322/21,717,976 = 21,717,976/x
3. Step 3: Cross multiply
   10,228,322x = 21,717,976 × 21,717,976
4. Step 4: Simplify right side
   10,228,322x = 471,670,481,536,576
5. Step 5: Solve for x
   x = 471,670,481,536,576/10,228,322
6. Step 6: Final answer
   x = 46,114,160.42