Finding the Third Proportional to 443,844 and 649,154.25

Step by Step Solution

1. Step 1: Write the proportion equation
   443,844 : 649,154.25 = 649,154.25 : x
2. Step 2: Convert to fraction form
   443,844/649,154.25 = 649,154.25/x
3. Step 3: Cross multiply
   443,844x = 649,154.25 × 649,154.25
4. Step 4: Simplify right side
   443,844x = 421,401,240,293.06
5. Step 5: Solve for x
   x = 421,401,240,293.06/443,844
6. Step 6: Final answer
   x = 949,435.48