Finding the Fourth Proportional to 10,573.48, 14,591.37 and 5,857.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,573.48 : 14,591.37 = 5,857.76 : x
2. Step 2: Convert to fraction form
   10,573.48/14,591.37 = 5,857.76/x
3. Step 3: Cross multiply
   10,573.48x = 14,591.37 × 5,857.76
4. Step 4: Simplify right side
   10,573.48x = 85,472,801.98
5. Step 5: Solve for x
   x = 85,472,801.98/10,573.48
6. Step 6: Final answer
   x = 8,083.70