Finding the Third Proportional to 2,821,832 and 4,258,188

Step by Step Solution

1. Step 1: Write the proportion equation
   2,821,832 : 4,258,188 = 4,258,188 : x
2. Step 2: Convert to fraction form
   2,821,832/4,258,188 = 4,258,188/x
3. Step 3: Cross multiply
   2,821,832x = 4,258,188 × 4,258,188
4. Step 4: Simplify right side
   2,821,832x = 18,132,165,043,344
5. Step 5: Solve for x
   x = 18,132,165,043,344/2,821,832
6. Step 6: Final answer
   x = 6,425,671.35