Finding the Third Proportional to 63,969,892 and 91,170,004

Step by Step Solution

1. Step 1: Write the proportion equation
   63,969,892 : 91,170,004 = 91,170,004 : x
2. Step 2: Convert to fraction form
   63,969,892/91,170,004 = 91,170,004/x
3. Step 3: Cross multiply
   63,969,892x = 91,170,004 × 91,170,004
4. Step 4: Simplify right side
   63,969,892x = 8,311,969,629,360,016
5. Step 5: Solve for x
   x = 8,311,969,629,360,016/63,969,892
6. Step 6: Final answer
   x = 129,935,652.06