Finding the Third Proportional to 12,804.75 and 19,882.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,804.75 : 19,882.13 = 19,882.13 : x
2. Step 2: Convert to fraction form
   12,804.75/19,882.13 = 19,882.13/x
3. Step 3: Cross multiply
   12,804.75x = 19,882.13 × 19,882.13
4. Step 4: Simplify right side
   12,804.75x = 395,298,894.52
5. Step 5: Solve for x
   x = 395,298,894.52/12,804.75
6. Step 6: Final answer
   x = 30,871.27