Finding the Third Proportional to 13,680 and 30,058

Step by Step Solution

1. Step 1: Write the proportion equation
   13,680 : 30,058 = 30,058 : x
2. Step 2: Convert to fraction form
   13,680/30,058 = 30,058/x
3. Step 3: Cross multiply
   13,680x = 30,058 × 30,058
4. Step 4: Simplify right side
   13,680x = 903,483,364
5. Step 5: Solve for x
   x = 903,483,364/13,680
6. Step 6: Final answer
   x = 66,044.11