Finding the Third Proportional to 12,940 and 27,986

Step by Step Solution

1. Step 1: Write the proportion equation
   12,940 : 27,986 = 27,986 : x
2. Step 2: Convert to fraction form
   12,940/27,986 = 27,986/x
3. Step 3: Cross multiply
   12,940x = 27,986 × 27,986
4. Step 4: Simplify right side
   12,940x = 783,216,196
5. Step 5: Solve for x
   x = 783,216,196/12,940
6. Step 6: Final answer
   x = 60,526.75