Finding the Third Proportional to 2,019.38 and 4,279.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.38 : 4,279.13 = 4,279.13 : x
2. Step 2: Convert to fraction form
   2,019.38/4,279.13 = 4,279.13/x
3. Step 3: Cross multiply
   2,019.38x = 4,279.13 × 4,279.13
4. Step 4: Simplify right side
   2,019.38x = 18,310,910.77
5. Step 5: Solve for x
   x = 18,310,910.77/2,019.38
6. Step 6: Final answer
   x = 9,067.61