Finding the Third Proportional to 2,830 and 4,492

Step by Step Solution

1. Step 1: Write the proportion equation
   2,830 : 4,492 = 4,492 : x
2. Step 2: Convert to fraction form
   2,830/4,492 = 4,492/x
3. Step 3: Cross multiply
   2,830x = 4,492 × 4,492
4. Step 4: Simplify right side
   2,830x = 20,178,064
5. Step 5: Solve for x
   x = 20,178,064/2,830
6. Step 6: Final answer
   x = 7,130.06