Finding the Third Proportional to 4,605,858 and 9,743,166

Step by Step Solution

1. Step 1: Write the proportion equation
   4,605,858 : 9,743,166 = 9,743,166 : x
2. Step 2: Convert to fraction form
   4,605,858/9,743,166 = 9,743,166/x
3. Step 3: Cross multiply
   4,605,858x = 9,743,166 × 9,743,166
4. Step 4: Simplify right side
   4,605,858x = 94,929,283,703,556
5. Step 5: Solve for x
   x = 94,929,283,703,556/4,605,858
6. Step 6: Final answer
   x = 20,610,553.71