Finding the Third Proportional to 35,220 and 71,016

Step by Step Solution

1. Step 1: Write the proportion equation
   35,220 : 71,016 = 71,016 : x
2. Step 2: Convert to fraction form
   35,220/71,016 = 71,016/x
3. Step 3: Cross multiply
   35,220x = 71,016 × 71,016
4. Step 4: Simplify right side
   35,220x = 5,043,272,256
5. Step 5: Solve for x
   x = 5,043,272,256/35,220
6. Step 6: Final answer
   x = 143,193.42