Finding the Third Proportional to 18,123 and 27,792

Step by Step Solution

1. Step 1: Write the proportion equation
   18,123 : 27,792 = 27,792 : x
2. Step 2: Convert to fraction form
   18,123/27,792 = 27,792/x
3. Step 3: Cross multiply
   18,123x = 27,792 × 27,792
4. Step 4: Simplify right side
   18,123x = 772,395,264
5. Step 5: Solve for x
   x = 772,395,264/18,123
6. Step 6: Final answer
   x = 42,619.61