Finding the Third Proportional to 12,008.25 and 18,839.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,008.25 : 18,839.25 = 18,839.25 : x
2. Step 2: Convert to fraction form
   12,008.25/18,839.25 = 18,839.25/x
3. Step 3: Cross multiply
   12,008.25x = 18,839.25 × 18,839.25
4. Step 4: Simplify right side
   12,008.25x = 354,917,340.56
5. Step 5: Solve for x
   x = 354,917,340.56/12,008.25
6. Step 6: Final answer
   x = 29,556.13