Finding the Third Proportional to 1,678,185 and 2,485,804

Step by Step Solution

1. Step 1: Write the proportion equation
   1,678,185 : 2,485,804 = 2,485,804 : x
2. Step 2: Convert to fraction form
   1,678,185/2,485,804 = 2,485,804/x
3. Step 3: Cross multiply
   1,678,185x = 2,485,804 × 2,485,804
4. Step 4: Simplify right side
   1,678,185x = 6,179,221,526,416
5. Step 5: Solve for x
   x = 6,179,221,526,416/1,678,185
6. Step 6: Final answer
   x = 3,682,086.02