Finding the Third Proportional to 2,149,698 and 3,213,315

Step by Step Solution

1. Step 1: Write the proportion equation
   2,149,698 : 3,213,315 = 3,213,315 : x
2. Step 2: Convert to fraction form
   2,149,698/3,213,315 = 3,213,315/x
3. Step 3: Cross multiply
   2,149,698x = 3,213,315 × 3,213,315
4. Step 4: Simplify right side
   2,149,698x = 10,325,393,289,225
5. Step 5: Solve for x
   x = 10,325,393,289,225/2,149,698
6. Step 6: Final answer
   x = 4,803,183.19