Finding the Third Proportional to 12,267.28 and 19,456.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,267.28 : 19,456.88 = 19,456.88 : x
2. Step 2: Convert to fraction form
   12,267.28/19,456.88 = 19,456.88/x
3. Step 3: Cross multiply
   12,267.28x = 19,456.88 × 19,456.88
4. Step 4: Simplify right side
   12,267.28x = 378,569,984.77
5. Step 5: Solve for x
   x = 378,569,984.77/12,267.28
6. Step 6: Final answer
   x = 30,860.14