Finding the Third Proportional to 1,394,208 and 3,054,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,394,208 : 3,054,240 = 3,054,240 : x
2. Step 2: Convert to fraction form
   1,394,208/3,054,240 = 3,054,240/x
3. Step 3: Cross multiply
   1,394,208x = 3,054,240 × 3,054,240
4. Step 4: Simplify right side
   1,394,208x = 9,328,381,977,600
5. Step 5: Solve for x
   x = 9,328,381,977,600/1,394,208
6. Step 6: Final answer
   x = 6,690,810.82