Finding the Third Proportional to 1,619,404 and 2,420,176

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,404 : 2,420,176 = 2,420,176 : x
2. Step 2: Convert to fraction form
   1,619,404/2,420,176 = 2,420,176/x
3. Step 3: Cross multiply
   1,619,404x = 2,420,176 × 2,420,176
4. Step 4: Simplify right side
   1,619,404x = 5,857,251,870,976
5. Step 5: Solve for x
   x = 5,857,251,870,976/1,619,404
6. Step 6: Final answer
   x = 3,616,918.24