Finding the Third Proportional to 12,090,020 and 25,544,618

Step by Step Solution

1. Step 1: Write the proportion equation
   12,090,020 : 25,544,618 = 25,544,618 : x
2. Step 2: Convert to fraction form
   12,090,020/25,544,618 = 25,544,618/x
3. Step 3: Cross multiply
   12,090,020x = 25,544,618 × 25,544,618
4. Step 4: Simplify right side
   12,090,020x = 652,527,508,765,924
5. Step 5: Solve for x
   x = 652,527,508,765,924/12,090,020
6. Step 6: Final answer
   x = 53,972,409.37