Finding the Third Proportional to 2,258,886 and 4,404,260

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258,886 : 4,404,260 = 4,404,260 : x
2. Step 2: Convert to fraction form
   2,258,886/4,404,260 = 4,404,260/x
3. Step 3: Cross multiply
   2,258,886x = 4,404,260 × 4,404,260
4. Step 4: Simplify right side
   2,258,886x = 19,397,506,147,600
5. Step 5: Solve for x
   x = 19,397,506,147,600/2,258,886
6. Step 6: Final answer
   x = 8,587,200.13