Finding the Fourth Proportional to 3,570.24, 4,926.76 and 2,078.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,570.24 : 4,926.76 = 2,078.06 : x
2. Step 2: Convert to fraction form
   3,570.24/4,926.76 = 2,078.06/x
3. Step 3: Cross multiply
   3,570.24x = 4,926.76 × 2,078.06
4. Step 4: Simplify right side
   3,570.24x = 10,238,073.06
5. Step 5: Solve for x
   x = 10,238,073.06/3,570.24
6. Step 6: Final answer
   x = 2,867.61