Finding the Third Proportional to 19,723.50 and 23,211.56

Step by Step Solution

1. Step 1: Write the proportion equation
   19,723.50 : 23,211.56 = 23,211.56 : x
2. Step 2: Convert to fraction form
   19,723.50/23,211.56 = 23,211.56/x
3. Step 3: Cross multiply
   19,723.50x = 23,211.56 × 23,211.56
4. Step 4: Simplify right side
   19,723.50x = 538,776,633.69
5. Step 5: Solve for x
   x = 538,776,633.69/19,723.50
6. Step 6: Final answer
   x = 27,316.48