Finding the Third Proportional to 479,018 and 666,030

Step by Step Solution

1. Step 1: Write the proportion equation
   479,018 : 666,030 = 666,030 : x
2. Step 2: Convert to fraction form
   479,018/666,030 = 666,030/x
3. Step 3: Cross multiply
   479,018x = 666,030 × 666,030
4. Step 4: Simplify right side
   479,018x = 443,595,960,900
5. Step 5: Solve for x
   x = 443,595,960,900/479,018
6. Step 6: Final answer
   x = 926,052.80