Finding the Fourth Proportional to 8,073.41, 12,111.73 and 2,879.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,073.41 : 12,111.73 = 2,879.15 : x
2. Step 2: Convert to fraction form
   8,073.41/12,111.73 = 2,879.15/x
3. Step 3: Cross multiply
   8,073.41x = 12,111.73 × 2,879.15
4. Step 4: Simplify right side
   8,073.41x = 34,871,419.67
5. Step 5: Solve for x
   x = 34,871,419.67/8,073.41
6. Step 6: Final answer
   x = 4,319.30