Finding the Third Proportional to 19,847.25 and 28,211.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,847.25 : 28,211.50 = 28,211.50 : x
2. Step 2: Convert to fraction form
   19,847.25/28,211.50 = 28,211.50/x
3. Step 3: Cross multiply
   19,847.25x = 28,211.50 × 28,211.50
4. Step 4: Simplify right side
   19,847.25x = 795,888,732.25
5. Step 5: Solve for x
   x = 795,888,732.25/19,847.25
6. Step 6: Final answer
   x = 40,100.71