Finding the Fourth Proportional to 9,580.29, 14,342.61 and 5,871.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,580.29 : 14,342.61 = 5,871.30 : x
2. Step 2: Convert to fraction form
   9,580.29/14,342.61 = 5,871.30/x
3. Step 3: Cross multiply
   9,580.29x = 14,342.61 × 5,871.30
4. Step 4: Simplify right side
   9,580.29x = 84,209,766.09
5. Step 5: Solve for x
   x = 84,209,766.09/9,580.29
6. Step 6: Final answer
   x = 8,789.90