Finding the Third Proportional to 2,257,799 and 3,218,533

Step by Step Solution

1. Step 1: Write the proportion equation
   2,257,799 : 3,218,533 = 3,218,533 : x
2. Step 2: Convert to fraction form
   2,257,799/3,218,533 = 3,218,533/x
3. Step 3: Cross multiply
   2,257,799x = 3,218,533 × 3,218,533
4. Step 4: Simplify right side
   2,257,799x = 10,358,954,672,089
5. Step 5: Solve for x
   x = 10,358,954,672,089/2,257,799
6. Step 6: Final answer
   x = 4,588,076.56