Finding the Fourth Proportional to 3,074.52, 4,243.30 and 1,880.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,074.52 : 4,243.30 = 1,880.19 : x
2. Step 2: Convert to fraction form
   3,074.52/4,243.30 = 1,880.19/x
3. Step 3: Cross multiply
   3,074.52x = 4,243.30 × 1,880.19
4. Step 4: Simplify right side
   3,074.52x = 7,978,200.83
5. Step 5: Solve for x
   x = 7,978,200.83/3,074.52
6. Step 6: Final answer
   x = 2,594.95