Finding the Third Proportional to 2,554,467 and 4,257,276

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554,467 : 4,257,276 = 4,257,276 : x
2. Step 2: Convert to fraction form
   2,554,467/4,257,276 = 4,257,276/x
3. Step 3: Cross multiply
   2,554,467x = 4,257,276 × 4,257,276
4. Step 4: Simplify right side
   2,554,467x = 18,124,398,940,176
5. Step 5: Solve for x
   x = 18,124,398,940,176/2,554,467
6. Step 6: Final answer
   x = 7,095,178.34