Finding the Fourth Proportional to 10,571.42, 14,588.52 and 5,855.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,571.42 : 14,588.52 = 5,855.60 : x
2. Step 2: Convert to fraction form
   10,571.42/14,588.52 = 5,855.60/x
3. Step 3: Cross multiply
   10,571.42x = 14,588.52 × 5,855.60
4. Step 4: Simplify right side
   10,571.42x = 85,424,537.71
5. Step 5: Solve for x
   x = 85,424,537.71/10,571.42
6. Step 6: Final answer
   x = 8,080.71