Finding the Third Proportional to 12,904 and 28,268

Step by Step Solution

1. Step 1: Write the proportion equation
   12,904 : 28,268 = 28,268 : x
2. Step 2: Convert to fraction form
   12,904/28,268 = 28,268/x
3. Step 3: Cross multiply
   12,904x = 28,268 × 28,268
4. Step 4: Simplify right side
   12,904x = 799,079,824
5. Step 5: Solve for x
   x = 799,079,824/12,904
6. Step 6: Final answer
   x = 61,924.97