Finding the Third Proportional to 1,428,930 and 3,054,368

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,930 : 3,054,368 = 3,054,368 : x
2. Step 2: Convert to fraction form
   1,428,930/3,054,368 = 3,054,368/x
3. Step 3: Cross multiply
   1,428,930x = 3,054,368 × 3,054,368
4. Step 4: Simplify right side
   1,428,930x = 9,329,163,879,424
5. Step 5: Solve for x
   x = 9,329,163,879,424/1,428,930
6. Step 6: Final answer
   x = 6,528,775.99