Finding the Third Proportional to 443,926 and 978,332

Step by Step Solution

1. Step 1: Write the proportion equation
   443,926 : 978,332 = 978,332 : x
2. Step 2: Convert to fraction form
   443,926/978,332 = 978,332/x
3. Step 3: Cross multiply
   443,926x = 978,332 × 978,332
4. Step 4: Simplify right side
   443,926x = 957,133,502,224
5. Step 5: Solve for x
   x = 957,133,502,224/443,926
6. Step 6: Final answer
   x = 2,156,065.43