Finding the Third Proportional to 1,292,020 and 1,983,216

Step by Step Solution

1. Step 1: Write the proportion equation
   1,292,020 : 1,983,216 = 1,983,216 : x
2. Step 2: Convert to fraction form
   1,292,020/1,983,216 = 1,983,216/x
3. Step 3: Cross multiply
   1,292,020x = 1,983,216 × 1,983,216
4. Step 4: Simplify right side
   1,292,020x = 3,933,145,702,656
5. Step 5: Solve for x
   x = 3,933,145,702,656/1,292,020
6. Step 6: Final answer
   x = 3,044,183.30