Finding the Fourth Proportional to 3,558.71, 4,911.01 and 2,067.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,558.71 : 4,911.01 = 2,067.50 : x
2. Step 2: Convert to fraction form
   3,558.71/4,911.01 = 2,067.50/x
3. Step 3: Cross multiply
   3,558.71x = 4,911.01 × 2,067.50
4. Step 4: Simplify right side
   3,558.71x = 10,153,520.28
5. Step 5: Solve for x
   x = 10,153,520.28/3,558.71
6. Step 6: Final answer
   x = 2,853.14