Finding the Third Proportional to 15,972 and 32,740

Step by Step Solution

1. Step 1: Write the proportion equation
   15,972 : 32,740 = 32,740 : x
2. Step 2: Convert to fraction form
   15,972/32,740 = 32,740/x
3. Step 3: Cross multiply
   15,972x = 32,740 × 32,740
4. Step 4: Simplify right side
   15,972x = 1,071,907,600
5. Step 5: Solve for x
   x = 1,071,907,600/15,972
6. Step 6: Final answer
   x = 67,111.67