Finding the Third Proportional to 303,556 and 666,160

Step by Step Solution

1. Step 1: Write the proportion equation
   303,556 : 666,160 = 666,160 : x
2. Step 2: Convert to fraction form
   303,556/666,160 = 666,160/x
3. Step 3: Cross multiply
   303,556x = 666,160 × 666,160
4. Step 4: Simplify right side
   303,556x = 443,769,145,600
5. Step 5: Solve for x
   x = 443,769,145,600/303,556
6. Step 6: Final answer
   x = 1,461,902.07