Finding the Fourth Proportional to 5,092.89, 7,028.16 and 2,854.76

Step by Step Solution

1. Step 1: Write the proportion equation
   5,092.89 : 7,028.16 = 2,854.76 : x
2. Step 2: Convert to fraction form
   5,092.89/7,028.16 = 2,854.76/x
3. Step 3: Cross multiply
   5,092.89x = 7,028.16 × 2,854.76
4. Step 4: Simplify right side
   5,092.89x = 20,063,720.48
5. Step 5: Solve for x
   x = 20,063,720.48/5,092.89
6. Step 6: Final answer
   x = 3,939.56