Finding the Third Proportional to 4,787,458 and 10,475,780

Step by Step Solution

1. Step 1: Write the proportion equation
   4,787,458 : 10,475,780 = 10,475,780 : x
2. Step 2: Convert to fraction form
   4,787,458/10,475,780 = 10,475,780/x
3. Step 3: Cross multiply
   4,787,458x = 10,475,780 × 10,475,780
4. Step 4: Simplify right side
   4,787,458x = 109,741,966,608,400
5. Step 5: Solve for x
   x = 109,741,966,608,400/4,787,458
6. Step 6: Final answer
   x = 22,922,805.09