Finding the Fourth Proportional to 4,764.42, 7,142.22 and 2,570.58

Step by Step Solution

1. Step 1: Write the proportion equation
   4,764.42 : 7,142.22 = 2,570.58 : x
2. Step 2: Convert to fraction form
   4,764.42/7,142.22 = 2,570.58/x
3. Step 3: Cross multiply
   4,764.42x = 7,142.22 × 2,570.58
4. Step 4: Simplify right side
   4,764.42x = 18,359,647.89
5. Step 5: Solve for x
   x = 18,359,647.89/4,764.42
6. Step 6: Final answer
   x = 3,853.49