Finding the Third Proportional to 12,748 and 14,028

Step by Step Solution

1. Step 1: Write the proportion equation
   12,748 : 14,028 = 14,028 : x
2. Step 2: Convert to fraction form
   12,748/14,028 = 14,028/x
3. Step 3: Cross multiply
   12,748x = 14,028 × 14,028
4. Step 4: Simplify right side
   12,748x = 196,784,784
5. Step 5: Solve for x
   x = 196,784,784/12,748
6. Step 6: Final answer
   x = 15,436.52