Finding the Third Proportional to 1,277 and 1,892

Step by Step Solution

1. Step 1: Write the proportion equation
   1,277 : 1,892 = 1,892 : x
2. Step 2: Convert to fraction form
   1,277/1,892 = 1,892/x
3. Step 3: Cross multiply
   1,277x = 1,892 × 1,892
4. Step 4: Simplify right side
   1,277x = 3,579,664
5. Step 5: Solve for x
   x = 3,579,664/1,277
6. Step 6: Final answer
   x = 2,803.18