Finding the Fourth Proportional to 6,092.59, 9,139.59 and 5,760.43

Step by Step Solution

1. Step 1: Write the proportion equation
   6,092.59 : 9,139.59 = 5,760.43 : x
2. Step 2: Convert to fraction form
   6,092.59/9,139.59 = 5,760.43/x
3. Step 3: Cross multiply
   6,092.59x = 9,139.59 × 5,760.43
4. Step 4: Simplify right side
   6,092.59x = 52,647,968.42
5. Step 5: Solve for x
   x = 52,647,968.42/6,092.59
6. Step 6: Final answer
   x = 8,641.31