Finding the Third Proportional to 3,397,986 and 7,299,716

Step by Step Solution

1. Step 1: Write the proportion equation
   3,397,986 : 7,299,716 = 7,299,716 : x
2. Step 2: Convert to fraction form
   3,397,986/7,299,716 = 7,299,716/x
3. Step 3: Cross multiply
   3,397,986x = 7,299,716 × 7,299,716
4. Step 4: Simplify right side
   3,397,986x = 53,285,853,680,656
5. Step 5: Solve for x
   x = 53,285,853,680,656/3,397,986
6. Step 6: Final answer
   x = 15,681,598.95