Finding the Third Proportional to 9,721.50 and 22,764.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,721.50 : 22,764.50 = 22,764.50 : x
2. Step 2: Convert to fraction form
   9,721.50/22,764.50 = 22,764.50/x
3. Step 3: Cross multiply
   9,721.50x = 22,764.50 × 22,764.50
4. Step 4: Simplify right side
   9,721.50x = 518,222,460.25
5. Step 5: Solve for x
   x = 518,222,460.25/9,721.50
6. Step 6: Final answer
   x = 53,306.84