Finding the Third Proportional to 1,296,468 and 2,051,258

Step by Step Solution

1. Step 1: Write the proportion equation
   1,296,468 : 2,051,258 = 2,051,258 : x
2. Step 2: Convert to fraction form
   1,296,468/2,051,258 = 2,051,258/x
3. Step 3: Cross multiply
   1,296,468x = 2,051,258 × 2,051,258
4. Step 4: Simplify right side
   1,296,468x = 4,207,659,382,564
5. Step 5: Solve for x
   x = 4,207,659,382,564/1,296,468
6. Step 6: Final answer
   x = 3,245,478.78