Finding the Third Proportional to 19,888 and 30,812

Step by Step Solution

1. Step 1: Write the proportion equation
   19,888 : 30,812 = 30,812 : x
2. Step 2: Convert to fraction form
   19,888/30,812 = 30,812/x
3. Step 3: Cross multiply
   19,888x = 30,812 × 30,812
4. Step 4: Simplify right side
   19,888x = 949,379,344
5. Step 5: Solve for x
   x = 949,379,344/19,888
6. Step 6: Final answer
   x = 47,736.29