Finding the Third Proportional to 2,236,804 and 3,420,260

Step by Step Solution

1. Step 1: Write the proportion equation
   2,236,804 : 3,420,260 = 3,420,260 : x
2. Step 2: Convert to fraction form
   2,236,804/3,420,260 = 3,420,260/x
3. Step 3: Cross multiply
   2,236,804x = 3,420,260 × 3,420,260
4. Step 4: Simplify right side
   2,236,804x = 11,698,178,467,600
5. Step 5: Solve for x
   x = 11,698,178,467,600/2,236,804
6. Step 6: Final answer
   x = 5,229,863.00