Finding the Fourth Proportional to 3,854.05, 5,318.61 and 2,175.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,854.05 : 5,318.61 = 2,175.52 : x
2. Step 2: Convert to fraction form
   3,854.05/5,318.61 = 2,175.52/x
3. Step 3: Cross multiply
   3,854.05x = 5,318.61 × 2,175.52
4. Step 4: Simplify right side
   3,854.05x = 11,570,731.55
5. Step 5: Solve for x
   x = 11,570,731.55/3,854.05
6. Step 6: Final answer
   x = 3,002.23