Finding the Third Proportional to 13,678.88 and 27,843.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,678.88 : 27,843.75 = 27,843.75 : x
2. Step 2: Convert to fraction form
   13,678.88/27,843.75 = 27,843.75/x
3. Step 3: Cross multiply
   13,678.88x = 27,843.75 × 27,843.75
4. Step 4: Simplify right side
   13,678.88x = 775,274,414.06
5. Step 5: Solve for x
   x = 775,274,414.06/13,678.88
6. Step 6: Final answer
   x = 56,676.77