Finding the Third Proportional to 4,494,476 and 9,829,786

Step by Step Solution

1. Step 1: Write the proportion equation
   4,494,476 : 9,829,786 = 9,829,786 : x
2. Step 2: Convert to fraction form
   4,494,476/9,829,786 = 9,829,786/x
3. Step 3: Cross multiply
   4,494,476x = 9,829,786 × 9,829,786
4. Step 4: Simplify right side
   4,494,476x = 96,624,692,805,796
5. Step 5: Solve for x
   x = 96,624,692,805,796/4,494,476
6. Step 6: Final answer
   x = 21,498,544.61