Finding the Third Proportional to 8,182.27 and 12,511.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,182.27 : 12,511.30 = 12,511.30 : x
2. Step 2: Convert to fraction form
   8,182.27/12,511.30 = 12,511.30/x
3. Step 3: Cross multiply
   8,182.27x = 12,511.30 × 12,511.30
4. Step 4: Simplify right side
   8,182.27x = 156,532,537.28
5. Step 5: Solve for x
   x = 156,532,537.28/8,182.27
6. Step 6: Final answer
   x = 19,130.71