Finding the Third Proportional to 6,557,760 and 13,442,112

Step by Step Solution

1. Step 1: Write the proportion equation
   6,557,760 : 13,442,112 = 13,442,112 : x
2. Step 2: Convert to fraction form
   6,557,760/13,442,112 = 13,442,112/x
3. Step 3: Cross multiply
   6,557,760x = 13,442,112 × 13,442,112
4. Step 4: Simplify right side
   6,557,760x = 180,690,375,020,544
5. Step 5: Solve for x
   x = 180,690,375,020,544/6,557,760
6. Step 6: Final answer
   x = 27,553,673.06