Finding the Third Proportional to 2,258,393 and 3,219,234

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258,393 : 3,219,234 = 3,219,234 : x
2. Step 2: Convert to fraction form
   2,258,393/3,219,234 = 3,219,234/x
3. Step 3: Cross multiply
   2,258,393x = 3,219,234 × 3,219,234
4. Step 4: Simplify right side
   2,258,393x = 10,363,467,546,756
5. Step 5: Solve for x
   x = 10,363,467,546,756/2,258,393
6. Step 6: Final answer
   x = 4,588,868.08