Finding the Third Proportional to 19,777.50 and 30,801

Step by Step Solution

1. Step 1: Write the proportion equation
   19,777.50 : 30,801 = 30,801 : x
2. Step 2: Convert to fraction form
   19,777.50/30,801 = 30,801/x
3. Step 3: Cross multiply
   19,777.50x = 30,801 × 30,801
4. Step 4: Simplify right side
   19,777.50x = 948,701,601
5. Step 5: Solve for x
   x = 948,701,601/19,777.50
6. Step 6: Final answer
   x = 47,968.73