Finding the Third Proportional to 1,322,392 and 1,964,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,322,392 : 1,964,144 = 1,964,144 : x
2. Step 2: Convert to fraction form
   1,322,392/1,964,144 = 1,964,144/x
3. Step 3: Cross multiply
   1,322,392x = 1,964,144 × 1,964,144
4. Step 4: Simplify right side
   1,322,392x = 3,857,861,652,736
5. Step 5: Solve for x
   x = 3,857,861,652,736/1,322,392
6. Step 6: Final answer
   x = 2,917,335.90