Finding the Third Proportional to 203,598 and 443,340

Step by Step Solution

1. Step 1: Write the proportion equation
   203,598 : 443,340 = 443,340 : x
2. Step 2: Convert to fraction form
   203,598/443,340 = 443,340/x
3. Step 3: Cross multiply
   203,598x = 443,340 × 443,340
4. Step 4: Simplify right side
   203,598x = 196,550,355,600
5. Step 5: Solve for x
   x = 196,550,355,600/203,598
6. Step 6: Final answer
   x = 965,384.51