Finding the Third Proportional to 6,137,618 and 12,922,222

Step by Step Solution

1. Step 1: Write the proportion equation
   6,137,618 : 12,922,222 = 12,922,222 : x
2. Step 2: Convert to fraction form
   6,137,618/12,922,222 = 12,922,222/x
3. Step 3: Cross multiply
   6,137,618x = 12,922,222 × 12,922,222
4. Step 4: Simplify right side
   6,137,618x = 166,983,821,417,284
5. Step 5: Solve for x
   x = 166,983,821,417,284/6,137,618
6. Step 6: Final answer
   x = 27,206,616.87