Finding the Third Proportional to 2,170,610 and 4,629,424

Step by Step Solution

1. Step 1: Write the proportion equation
   2,170,610 : 4,629,424 = 4,629,424 : x
2. Step 2: Convert to fraction form
   2,170,610/4,629,424 = 4,629,424/x
3. Step 3: Cross multiply
   2,170,610x = 4,629,424 × 4,629,424
4. Step 4: Simplify right side
   2,170,610x = 21,431,566,571,776
5. Step 5: Solve for x
   x = 21,431,566,571,776/2,170,610
6. Step 6: Final answer
   x = 9,873,522.45