Finding the Third Proportional to 6,667,412 and 9,957,216

Step by Step Solution

1. Step 1: Write the proportion equation
   6,667,412 : 9,957,216 = 9,957,216 : x
2. Step 2: Convert to fraction form
   6,667,412/9,957,216 = 9,957,216/x
3. Step 3: Cross multiply
   6,667,412x = 9,957,216 × 9,957,216
4. Step 4: Simplify right side
   6,667,412x = 99,146,150,470,656
5. Step 5: Solve for x
   x = 99,146,150,470,656/6,667,412
6. Step 6: Final answer
   x = 14,870,260.08