Finding the Third Proportional to 12,610 and 13,726

Step by Step Solution

1. Step 1: Write the proportion equation
   12,610 : 13,726 = 13,726 : x
2. Step 2: Convert to fraction form
   12,610/13,726 = 13,726/x
3. Step 3: Cross multiply
   12,610x = 13,726 × 13,726
4. Step 4: Simplify right side
   12,610x = 188,403,076
5. Step 5: Solve for x
   x = 188,403,076/12,610
6. Step 6: Final answer
   x = 14,940.77