Finding the Third Proportional to 2,608,705 and 3,430,434

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608,705 : 3,430,434 = 3,430,434 : x
2. Step 2: Convert to fraction form
   2,608,705/3,430,434 = 3,430,434/x
3. Step 3: Cross multiply
   2,608,705x = 3,430,434 × 3,430,434
4. Step 4: Simplify right side
   2,608,705x = 11,767,877,428,356
5. Step 5: Solve for x
   x = 11,767,877,428,356/2,608,705
6. Step 6: Final answer
   x = 4,511,003.52