Finding the Third Proportional to 8,280 and 13,700

Step by Step Solution

1. Step 1: Write the proportion equation
   8,280 : 13,700 = 13,700 : x
2. Step 2: Convert to fraction form
   8,280/13,700 = 13,700/x
3. Step 3: Cross multiply
   8,280x = 13,700 × 13,700
4. Step 4: Simplify right side
   8,280x = 187,690,000
5. Step 5: Solve for x
   x = 187,690,000/8,280
6. Step 6: Final answer
   x = 22,667.87