Finding the Third Proportional to 2,492 and 3,428

Step by Step Solution

1. Step 1: Write the proportion equation
   2,492 : 3,428 = 3,428 : x
2. Step 2: Convert to fraction form
   2,492/3,428 = 3,428/x
3. Step 3: Cross multiply
   2,492x = 3,428 × 3,428
4. Step 4: Simplify right side
   2,492x = 11,751,184
5. Step 5: Solve for x
   x = 11,751,184/2,492
6. Step 6: Final answer
   x = 4,715.56