Finding the Third Proportional to 13,280 and 30,968

Step by Step Solution

1. Step 1: Write the proportion equation
   13,280 : 30,968 = 30,968 : x
2. Step 2: Convert to fraction form
   13,280/30,968 = 30,968/x
3. Step 3: Cross multiply
   13,280x = 30,968 × 30,968
4. Step 4: Simplify right side
   13,280x = 959,017,024
5. Step 5: Solve for x
   x = 959,017,024/13,280
6. Step 6: Final answer
   x = 72,215.14