Finding the Third Proportional to 207,322 and 443,072

Step by Step Solution

1. Step 1: Write the proportion equation
   207,322 : 443,072 = 443,072 : x
2. Step 2: Convert to fraction form
   207,322/443,072 = 443,072/x
3. Step 3: Cross multiply
   207,322x = 443,072 × 443,072
4. Step 4: Simplify right side
   207,322x = 196,312,797,184
5. Step 5: Solve for x
   x = 196,312,797,184/207,322
6. Step 6: Final answer
   x = 946,898.05