Finding the Fourth Proportional to 10,573.35, 14,590.56 and 5,857.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,573.35 : 14,590.56 = 5,857.64 : x
2. Step 2: Convert to fraction form
   10,573.35/14,590.56 = 5,857.64/x
3. Step 3: Cross multiply
   10,573.35x = 14,590.56 × 5,857.64
4. Step 4: Simplify right side
   10,573.35x = 85,466,247.88
5. Step 5: Solve for x
   x = 85,466,247.88/10,573.35
6. Step 6: Final answer
   x = 8,083.18