Finding the Third Proportional to 2,019,600 and 4,322,889

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019,600 : 4,322,889 = 4,322,889 : x
2. Step 2: Convert to fraction form
   2,019,600/4,322,889 = 4,322,889/x
3. Step 3: Cross multiply
   2,019,600x = 4,322,889 × 4,322,889
4. Step 4: Simplify right side
   2,019,600x = 18,687,369,306,321
5. Step 5: Solve for x
   x = 18,687,369,306,321/2,019,600
6. Step 6: Final answer
   x = 9,253,005.20