Finding the Third Proportional to 12,079.76 and 19,879.49

Step by Step Solution

1. Step 1: Write the proportion equation
   12,079.76 : 19,879.49 = 19,879.49 : x
2. Step 2: Convert to fraction form
   12,079.76/19,879.49 = 19,879.49/x
3. Step 3: Cross multiply
   12,079.76x = 19,879.49 × 19,879.49
4. Step 4: Simplify right side
   12,079.76x = 395,194,054.32
5. Step 5: Solve for x
   x = 395,194,054.32/12,079.76
6. Step 6: Final answer
   x = 32,715.40