Finding the Third Proportional to 12,792 and 27,105

Step by Step Solution

1. Step 1: Write the proportion equation
   12,792 : 27,105 = 27,105 : x
2. Step 2: Convert to fraction form
   12,792/27,105 = 27,105/x
3. Step 3: Cross multiply
   12,792x = 27,105 × 27,105
4. Step 4: Simplify right side
   12,792x = 734,681,025
5. Step 5: Solve for x
   x = 734,681,025/12,792
6. Step 6: Final answer
   x = 57,432.85