Finding the Fourth Proportional to 3,570.89, 4,930.23 and 2,227.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,570.89 : 4,930.23 = 2,227.02 : x
2. Step 2: Convert to fraction form
   3,570.89/4,930.23 = 2,227.02/x
3. Step 3: Cross multiply
   3,570.89x = 4,930.23 × 2,227.02
4. Step 4: Simplify right side
   3,570.89x = 10,979,720.81
5. Step 5: Solve for x
   x = 10,979,720.81/3,570.89
6. Step 6: Final answer
   x = 3,074.79