Finding the Third Proportional to 2,544,440 and 5,392,240

Step by Step Solution

1. Step 1: Write the proportion equation
   2,544,440 : 5,392,240 = 5,392,240 : x
2. Step 2: Convert to fraction form
   2,544,440/5,392,240 = 5,392,240/x
3. Step 3: Cross multiply
   2,544,440x = 5,392,240 × 5,392,240
4. Step 4: Simplify right side
   2,544,440x = 29,076,252,217,600
5. Step 5: Solve for x
   x = 29,076,252,217,600/2,544,440
6. Step 6: Final answer
   x = 11,427,367.99