Finding the Third Proportional to 3,149,928 and 4,886,568

Step by Step Solution

1. Step 1: Write the proportion equation
   3,149,928 : 4,886,568 = 4,886,568 : x
2. Step 2: Convert to fraction form
   3,149,928/4,886,568 = 4,886,568/x
3. Step 3: Cross multiply
   3,149,928x = 4,886,568 × 4,886,568
4. Step 4: Simplify right side
   3,149,928x = 23,878,546,818,624
5. Step 5: Solve for x
   x = 23,878,546,818,624/3,149,928
6. Step 6: Final answer
   x = 7,580,664.33