Finding the Third Proportional to 16,870 and 27,280

Step by Step Solution

1. Step 1: Write the proportion equation
   16,870 : 27,280 = 27,280 : x
2. Step 2: Convert to fraction form
   16,870/27,280 = 27,280/x
3. Step 3: Cross multiply
   16,870x = 27,280 × 27,280
4. Step 4: Simplify right side
   16,870x = 744,198,400
5. Step 5: Solve for x
   x = 744,198,400/16,870
6. Step 6: Final answer
   x = 44,113.72