Finding the Third Proportional to 12,058 and 16,003

Step by Step Solution

1. Step 1: Write the proportion equation
   12,058 : 16,003 = 16,003 : x
2. Step 2: Convert to fraction form
   12,058/16,003 = 16,003/x
3. Step 3: Cross multiply
   12,058x = 16,003 × 16,003
4. Step 4: Simplify right side
   12,058x = 256,096,009
5. Step 5: Solve for x
   x = 256,096,009/12,058
6. Step 6: Final answer
   x = 21,238.68