Finding the Third Proportional to 2,560,896 and 5,495,040

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560,896 : 5,495,040 = 5,495,040 : x
2. Step 2: Convert to fraction form
   2,560,896/5,495,040 = 5,495,040/x
3. Step 3: Cross multiply
   2,560,896x = 5,495,040 × 5,495,040
4. Step 4: Simplify right side
   2,560,896x = 30,195,464,601,600
5. Step 5: Solve for x
   x = 30,195,464,601,600/2,560,896
6. Step 6: Final answer
   x = 11,790,976.52