Finding the Third Proportional to 2,019,960 and 4,354,800

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019,960 : 4,354,800 = 4,354,800 : x
2. Step 2: Convert to fraction form
   2,019,960/4,354,800 = 4,354,800/x
3. Step 3: Cross multiply
   2,019,960x = 4,354,800 × 4,354,800
4. Step 4: Simplify right side
   2,019,960x = 18,964,283,040,000
5. Step 5: Solve for x
   x = 18,964,283,040,000/2,019,960
6. Step 6: Final answer
   x = 9,388,444.84