Finding the Third Proportional to 40,736 and 54,070

Step by Step Solution

1. Step 1: Write the proportion equation
   40,736 : 54,070 = 54,070 : x
2. Step 2: Convert to fraction form
   40,736/54,070 = 54,070/x
3. Step 3: Cross multiply
   40,736x = 54,070 × 54,070
4. Step 4: Simplify right side
   40,736x = 2,923,564,900
5. Step 5: Solve for x
   x = 2,923,564,900/40,736
6. Step 6: Final answer
   x = 71,768.58