Finding the Third Proportional to 20,916 and 45,792

Step by Step Solution

1. Step 1: Write the proportion equation
   20,916 : 45,792 = 45,792 : x
2. Step 2: Convert to fraction form
   20,916/45,792 = 45,792/x
3. Step 3: Cross multiply
   20,916x = 45,792 × 45,792
4. Step 4: Simplify right side
   20,916x = 2,096,907,264
5. Step 5: Solve for x
   x = 2,096,907,264/20,916
6. Step 6: Final answer
   x = 100,253.74