Finding the Third Proportional to 4,440,735 and 9,566,658

Step by Step Solution

1. Step 1: Write the proportion equation
   4,440,735 : 9,566,658 = 9,566,658 : x
2. Step 2: Convert to fraction form
   4,440,735/9,566,658 = 9,566,658/x
3. Step 3: Cross multiply
   4,440,735x = 9,566,658 × 9,566,658
4. Step 4: Simplify right side
   4,440,735x = 91,520,945,288,964
5. Step 5: Solve for x
   x = 91,520,945,288,964/4,440,735
6. Step 6: Final answer
   x = 20,609,413.82