Finding the Third Proportional to 231,072 and 491,296

Step by Step Solution

1. Step 1: Write the proportion equation
   231,072 : 491,296 = 491,296 : x
2. Step 2: Convert to fraction form
   231,072/491,296 = 491,296/x
3. Step 3: Cross multiply
   231,072x = 491,296 × 491,296
4. Step 4: Simplify right side
   231,072x = 241,371,759,616
5. Step 5: Solve for x
   x = 241,371,759,616/231,072
6. Step 6: Final answer
   x = 1,044,573.81