Finding the Third Proportional to 2,021,960 and 4,328,230

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,960 : 4,328,230 = 4,328,230 : x
2. Step 2: Convert to fraction form
   2,021,960/4,328,230 = 4,328,230/x
3. Step 3: Cross multiply
   2,021,960x = 4,328,230 × 4,328,230
4. Step 4: Simplify right side
   2,021,960x = 18,733,574,932,900
5. Step 5: Solve for x
   x = 18,733,574,932,900/2,021,960
6. Step 6: Final answer
   x = 9,265,057.14