Finding the Third Proportional to 207,072 and 443,656

Step by Step Solution

1. Step 1: Write the proportion equation
   207,072 : 443,656 = 443,656 : x
2. Step 2: Convert to fraction form
   207,072/443,656 = 443,656/x
3. Step 3: Cross multiply
   207,072x = 443,656 × 443,656
4. Step 4: Simplify right side
   207,072x = 196,830,646,336
5. Step 5: Solve for x
   x = 196,830,646,336/207,072
6. Step 6: Final answer
   x = 950,542.06