Finding the Third Proportional to 2,421,256 and 3,901,290

Step by Step Solution

1. Step 1: Write the proportion equation
   2,421,256 : 3,901,290 = 3,901,290 : x
2. Step 2: Convert to fraction form
   2,421,256/3,901,290 = 3,901,290/x
3. Step 3: Cross multiply
   2,421,256x = 3,901,290 × 3,901,290
4. Step 4: Simplify right side
   2,421,256x = 15,220,063,664,100
5. Step 5: Solve for x
   x = 15,220,063,664,100/2,421,256
6. Step 6: Final answer
   x = 6,286,020.01