Finding the Third Proportional to 3,470,540 and 7,473,980

Step by Step Solution

1. Step 1: Write the proportion equation
   3,470,540 : 7,473,980 = 7,473,980 : x
2. Step 2: Convert to fraction form
   3,470,540/7,473,980 = 7,473,980/x
3. Step 3: Cross multiply
   3,470,540x = 7,473,980 × 7,473,980
4. Step 4: Simplify right side
   3,470,540x = 55,860,377,040,400
5. Step 5: Solve for x
   x = 55,860,377,040,400/3,470,540
6. Step 6: Final answer
   x = 16,095,586.58