Finding the Third Proportional to 2,159,544 and 4,724,648

Step by Step Solution

1. Step 1: Write the proportion equation
   2,159,544 : 4,724,648 = 4,724,648 : x
2. Step 2: Convert to fraction form
   2,159,544/4,724,648 = 4,724,648/x
3. Step 3: Cross multiply
   2,159,544x = 4,724,648 × 4,724,648
4. Step 4: Simplify right side
   2,159,544x = 22,322,298,723,904
5. Step 5: Solve for x
   x = 22,322,298,723,904/2,159,544
6. Step 6: Final answer
   x = 10,336,579.72