Finding the Third Proportional to 1,428,918 and 3,054,348

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,918 : 3,054,348 = 3,054,348 : x
2. Step 2: Convert to fraction form
   1,428,918/3,054,348 = 3,054,348/x
3. Step 3: Cross multiply
   1,428,918x = 3,054,348 × 3,054,348
4. Step 4: Simplify right side
   1,428,918x = 9,329,041,705,104
5. Step 5: Solve for x
   x = 9,329,041,705,104/1,428,918
6. Step 6: Final answer
   x = 6,528,745.32