Finding the Third Proportional to 5,847,986 and 8,771,979

Step by Step Solution

1. Step 1: Write the proportion equation
   5,847,986 : 8,771,979 = 8,771,979 : x
2. Step 2: Convert to fraction form
   5,847,986/8,771,979 = 8,771,979/x
3. Step 3: Cross multiply
   5,847,986x = 8,771,979 × 8,771,979
4. Step 4: Simplify right side
   5,847,986x = 76,947,615,576,441
5. Step 5: Solve for x
   x = 76,947,615,576,441/5,847,986
6. Step 6: Final answer
   x = 13,157,968.50