Finding the Third Proportional to 188,720 and 444,872

Step by Step Solution

1. Step 1: Write the proportion equation
   188,720 : 444,872 = 444,872 : x
2. Step 2: Convert to fraction form
   188,720/444,872 = 444,872/x
3. Step 3: Cross multiply
   188,720x = 444,872 × 444,872
4. Step 4: Simplify right side
   188,720x = 197,911,096,384
5. Step 5: Solve for x
   x = 197,911,096,384/188,720
6. Step 6: Final answer
   x = 1,048,702.29