Finding the Third Proportional to 181,611 and 384,003

Step by Step Solution

1. Step 1: Write the proportion equation
   181,611 : 384,003 = 384,003 : x
2. Step 2: Convert to fraction form
   181,611/384,003 = 384,003/x
3. Step 3: Cross multiply
   181,611x = 384,003 × 384,003
4. Step 4: Simplify right side
   181,611x = 147,458,304,009
5. Step 5: Solve for x
   x = 147,458,304,009/181,611
6. Step 6: Final answer
   x = 811,945.88