Finding the Third Proportional to 5,880 and 10,812

Step by Step Solution

1. Step 1: Write the proportion equation
   5,880 : 10,812 = 10,812 : x
2. Step 2: Convert to fraction form
   5,880/10,812 = 10,812/x
3. Step 3: Cross multiply
   5,880x = 10,812 × 10,812
4. Step 4: Simplify right side
   5,880x = 116,899,344
5. Step 5: Solve for x
   x = 116,899,344/5,880
6. Step 6: Final answer
   x = 19,880.84