Finding the Third Proportional to 9,195,976 and 21,677,481

Step by Step Solution

1. Step 1: Write the proportion equation
   9,195,976 : 21,677,481 = 21,677,481 : x
2. Step 2: Convert to fraction form
   9,195,976/21,677,481 = 21,677,481/x
3. Step 3: Cross multiply
   9,195,976x = 21,677,481 × 21,677,481
4. Step 4: Simplify right side
   9,195,976x = 469,913,182,505,361
5. Step 5: Solve for x
   x = 469,913,182,505,361/9,195,976
6. Step 6: Final answer
   x = 51,099,870.48