Finding the Third Proportional to 2,183,448 and 4,739,856

Step by Step Solution

1. Step 1: Write the proportion equation
   2,183,448 : 4,739,856 = 4,739,856 : x
2. Step 2: Convert to fraction form
   2,183,448/4,739,856 = 4,739,856/x
3. Step 3: Cross multiply
   2,183,448x = 4,739,856 × 4,739,856
4. Step 4: Simplify right side
   2,183,448x = 22,466,234,900,736
5. Step 5: Solve for x
   x = 22,466,234,900,736/2,183,448
6. Step 6: Final answer
   x = 10,289,338.19