Finding the Third Proportional to 1,371 and 1,499

Step by Step Solution

1. Step 1: Write the proportion equation
   1,371 : 1,499 = 1,499 : x
2. Step 2: Convert to fraction form
   1,371/1,499 = 1,499/x
3. Step 3: Cross multiply
   1,371x = 1,499 × 1,499
4. Step 4: Simplify right side
   1,371x = 2,247,001
5. Step 5: Solve for x
   x = 2,247,001/1,371
6. Step 6: Final answer
   x = 1,638.95