Finding the Fourth Proportional to 3,419.75, 4,719.71 and 2,075.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,419.75 : 4,719.71 = 2,075.89 : x
2. Step 2: Convert to fraction form
   3,419.75/4,719.71 = 2,075.89/x
3. Step 3: Cross multiply
   3,419.75x = 4,719.71 × 2,075.89
4. Step 4: Simplify right side
   3,419.75x = 9,797,598.79
5. Step 5: Solve for x
   x = 9,797,598.79/3,419.75
6. Step 6: Final answer
   x = 2,865.00