Finding the Third Proportional to 18,286.75 and 27,310.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,286.75 : 27,310.50 = 27,310.50 : x
2. Step 2: Convert to fraction form
   18,286.75/27,310.50 = 27,310.50/x
3. Step 3: Cross multiply
   18,286.75x = 27,310.50 × 27,310.50
4. Step 4: Simplify right side
   18,286.75x = 745,863,410.25
5. Step 5: Solve for x
   x = 745,863,410.25/18,286.75
6. Step 6: Final answer
   x = 40,787.10