Finding the Third Proportional to 1,659,204 and 3,639,816

Step by Step Solution

1. Step 1: Write the proportion equation
   1,659,204 : 3,639,816 = 3,639,816 : x
2. Step 2: Convert to fraction form
   1,659,204/3,639,816 = 3,639,816/x
3. Step 3: Cross multiply
   1,659,204x = 3,639,816 × 3,639,816
4. Step 4: Simplify right side
   1,659,204x = 13,248,260,513,856
5. Step 5: Solve for x
   x = 13,248,260,513,856/1,659,204
6. Step 6: Final answer
   x = 7,984,708.64