Finding the Third Proportional to 2,985,620 and 6,397,186

Step by Step Solution

1. Step 1: Write the proportion equation
   2,985,620 : 6,397,186 = 6,397,186 : x
2. Step 2: Convert to fraction form
   2,985,620/6,397,186 = 6,397,186/x
3. Step 3: Cross multiply
   2,985,620x = 6,397,186 × 6,397,186
4. Step 4: Simplify right side
   2,985,620x = 40,923,988,718,596
5. Step 5: Solve for x
   x = 40,923,988,718,596/2,985,620
6. Step 6: Final answer
   x = 13,707,031.95