Finding the Third Proportional to 6,191,986 and 9,105,981

Step by Step Solution

1. Step 1: Write the proportion equation
   6,191,986 : 9,105,981 = 9,105,981 : x
2. Step 2: Convert to fraction form
   6,191,986/9,105,981 = 9,105,981/x
3. Step 3: Cross multiply
   6,191,986x = 9,105,981 × 9,105,981
4. Step 4: Simplify right side
   6,191,986x = 82,918,889,972,361
5. Step 5: Solve for x
   x = 82,918,889,972,361/6,191,986
6. Step 6: Final answer
   x = 13,391,323.88