Finding the Third Proportional to 2,005,780 and 4,232,960

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,780 : 4,232,960 = 4,232,960 : x
2. Step 2: Convert to fraction form
   2,005,780/4,232,960 = 4,232,960/x
3. Step 3: Cross multiply
   2,005,780x = 4,232,960 × 4,232,960
4. Step 4: Simplify right side
   2,005,780x = 17,917,950,361,600
5. Step 5: Solve for x
   x = 17,917,950,361,600/2,005,780
6. Step 6: Final answer
   x = 8,933,158.35