Finding the Third Proportional to 1,322,478 and 1,964,277

Step by Step Solution

1. Step 1: Write the proportion equation
   1,322,478 : 1,964,277 = 1,964,277 : x
2. Step 2: Convert to fraction form
   1,322,478/1,964,277 = 1,964,277/x
3. Step 3: Cross multiply
   1,322,478x = 1,964,277 × 1,964,277
4. Step 4: Simplify right side
   1,322,478x = 3,858,384,132,729
5. Step 5: Solve for x
   x = 3,858,384,132,729/1,322,478
6. Step 6: Final answer
   x = 2,917,541.26