Finding the Third Proportional to 303,354 and 666,328

Step by Step Solution

1. Step 1: Write the proportion equation
   303,354 : 666,328 = 666,328 : x
2. Step 2: Convert to fraction form
   303,354/666,328 = 666,328/x
3. Step 3: Cross multiply
   303,354x = 666,328 × 666,328
4. Step 4: Simplify right side
   303,354x = 443,993,003,584
5. Step 5: Solve for x
   x = 443,993,003,584/303,354
6. Step 6: Final answer
   x = 1,463,613.48