Finding the Third Proportional to 1,319,740 and 2,040,258

Step by Step Solution

1. Step 1: Write the proportion equation
   1,319,740 : 2,040,258 = 2,040,258 : x
2. Step 2: Convert to fraction form
   1,319,740/2,040,258 = 2,040,258/x
3. Step 3: Cross multiply
   1,319,740x = 2,040,258 × 2,040,258
4. Step 4: Simplify right side
   1,319,740x = 4,162,652,706,564
5. Step 5: Solve for x
   x = 4,162,652,706,564/1,319,740
6. Step 6: Final answer
   x = 3,154,146.05