Finding the Third Proportional to 3,450,945 and 7,258,758

Step by Step Solution

1. Step 1: Write the proportion equation
   3,450,945 : 7,258,758 = 7,258,758 : x
2. Step 2: Convert to fraction form
   3,450,945/7,258,758 = 7,258,758/x
3. Step 3: Cross multiply
   3,450,945x = 7,258,758 × 7,258,758
4. Step 4: Simplify right side
   3,450,945x = 52,689,567,702,564
5. Step 5: Solve for x
   x = 52,689,567,702,564/3,450,945
6. Step 6: Final answer
   x = 15,268,156.32