Finding the Third Proportional to 5,831,739 and 8,208,786

Step by Step Solution

1. Step 1: Write the proportion equation
   5,831,739 : 8,208,786 = 8,208,786 : x
2. Step 2: Convert to fraction form
   5,831,739/8,208,786 = 8,208,786/x
3. Step 3: Cross multiply
   5,831,739x = 8,208,786 × 8,208,786
4. Step 4: Simplify right side
   5,831,739x = 67,384,167,593,796
5. Step 5: Solve for x
   x = 67,384,167,593,796/5,831,739
6. Step 6: Final answer
   x = 11,554,729.66