Finding the Third Proportional to 231,498 and 491,418

Step by Step Solution

1. Step 1: Write the proportion equation
   231,498 : 491,418 = 491,418 : x
2. Step 2: Convert to fraction form
   231,498/491,418 = 491,418/x
3. Step 3: Cross multiply
   231,498x = 491,418 × 491,418
4. Step 4: Simplify right side
   231,498x = 241,491,650,724
5. Step 5: Solve for x
   x = 241,491,650,724/231,498
6. Step 6: Final answer
   x = 1,043,169.49