Finding the Third Proportional to 7,058 and 10,830

Step by Step Solution

1. Step 1: Write the proportion equation
   7,058 : 10,830 = 10,830 : x
2. Step 2: Convert to fraction form
   7,058/10,830 = 10,830/x
3. Step 3: Cross multiply
   7,058x = 10,830 × 10,830
4. Step 4: Simplify right side
   7,058x = 117,288,900
5. Step 5: Solve for x
   x = 117,288,900/7,058
6. Step 6: Final answer
   x = 16,617.87