Finding the Third Proportional to 12,748 and 16,970

Step by Step Solution

1. Step 1: Write the proportion equation
   12,748 : 16,970 = 16,970 : x
2. Step 2: Convert to fraction form
   12,748/16,970 = 16,970/x
3. Step 3: Cross multiply
   12,748x = 16,970 × 16,970
4. Step 4: Simplify right side
   12,748x = 287,980,900
5. Step 5: Solve for x
   x = 287,980,900/12,748
6. Step 6: Final answer
   x = 22,590.28