Finding the Third Proportional to 443,896 and 676,900

Step by Step Solution

1. Step 1: Write the proportion equation
   443,896 : 676,900 = 676,900 : x
2. Step 2: Convert to fraction form
   443,896/676,900 = 676,900/x
3. Step 3: Cross multiply
   443,896x = 676,900 × 676,900
4. Step 4: Simplify right side
   443,896x = 458,193,610,000
5. Step 5: Solve for x
   x = 458,193,610,000/443,896
6. Step 6: Final answer
   x = 1,032,209.37