Finding the Third Proportional to 2,554,473 and 4,257,285

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554,473 : 4,257,285 = 4,257,285 : x
2. Step 2: Convert to fraction form
   2,554,473/4,257,285 = 4,257,285/x
3. Step 3: Cross multiply
   2,554,473x = 4,257,285 × 4,257,285
4. Step 4: Simplify right side
   2,554,473x = 18,124,475,571,225
5. Step 5: Solve for x
   x = 18,124,475,571,225/2,554,473
6. Step 6: Final answer
   x = 7,095,191.68