Finding the Third Proportional to 55,462,986 and 86,552,104

Step by Step Solution

1. Step 1: Write the proportion equation
   55,462,986 : 86,552,104 = 86,552,104 : x
2. Step 2: Convert to fraction form
   55,462,986/86,552,104 = 86,552,104/x
3. Step 3: Cross multiply
   55,462,986x = 86,552,104 × 86,552,104
4. Step 4: Simplify right side
   55,462,986x = 7,491,266,706,826,816
5. Step 5: Solve for x
   x = 7,491,266,706,826,816/55,462,986
6. Step 6: Final answer
   x = 135,067,857.81