Finding the Third Proportional to 19,668 and 28,567.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,668 : 28,567.50 = 28,567.50 : x
2. Step 2: Convert to fraction form
   19,668/28,567.50 = 28,567.50/x
3. Step 3: Cross multiply
   19,668x = 28,567.50 × 28,567.50
4. Step 4: Simplify right side
   19,668x = 816,102,056.25
5. Step 5: Solve for x
   x = 816,102,056.25/19,668
6. Step 6: Final answer
   x = 41,493.90