Finding the Third Proportional to 3,751,686 and 5,806,857

Step by Step Solution

1. Step 1: Write the proportion equation
   3,751,686 : 5,806,857 = 5,806,857 : x
2. Step 2: Convert to fraction form
   3,751,686/5,806,857 = 5,806,857/x
3. Step 3: Cross multiply
   3,751,686x = 5,806,857 × 5,806,857
4. Step 4: Simplify right side
   3,751,686x = 33,719,588,218,449
5. Step 5: Solve for x
   x = 33,719,588,218,449/3,751,686
6. Step 6: Final answer
   x = 8,987,849.25