Finding the Third Proportional to 20,480 and 30,042

Step by Step Solution

1. Step 1: Write the proportion equation
   20,480 : 30,042 = 30,042 : x
2. Step 2: Convert to fraction form
   20,480/30,042 = 30,042/x
3. Step 3: Cross multiply
   20,480x = 30,042 × 30,042
4. Step 4: Simplify right side
   20,480x = 902,521,764
5. Step 5: Solve for x
   x = 902,521,764/20,480
6. Step 6: Final answer
   x = 44,068.45