Finding the Fourth Proportional to 4,111.58, 5,673.42 and 2,319.05

Step by Step Solution

1. Step 1: Write the proportion equation
   4,111.58 : 5,673.42 = 2,319.05 : x
2. Step 2: Convert to fraction form
   4,111.58/5,673.42 = 2,319.05/x
3. Step 3: Cross multiply
   4,111.58x = 5,673.42 × 2,319.05
4. Step 4: Simplify right side
   4,111.58x = 13,156,944.65
5. Step 5: Solve for x
   x = 13,156,944.65/4,111.58
6. Step 6: Final answer
   x = 3,199.97