Finding the Third Proportional to 479,028 and 666,042

Step by Step Solution

1. Step 1: Write the proportion equation
   479,028 : 666,042 = 666,042 : x
2. Step 2: Convert to fraction form
   479,028/666,042 = 666,042/x
3. Step 3: Cross multiply
   479,028x = 666,042 × 666,042
4. Step 4: Simplify right side
   479,028x = 443,611,945,764
5. Step 5: Solve for x
   x = 443,611,945,764/479,028
6. Step 6: Final answer
   x = 926,066.84