Finding the Fourth Proportional to 10,571.28, 14,588.39 and 5,855.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,571.28 : 14,588.39 = 5,855.46 : x
2. Step 2: Convert to fraction form
   10,571.28/14,588.39 = 5,855.46/x
3. Step 3: Cross multiply
   10,571.28x = 14,588.39 × 5,855.46
4. Step 4: Simplify right side
   10,571.28x = 85,421,704.83
5. Step 5: Solve for x
   x = 85,421,704.83/10,571.28
6. Step 6: Final answer
   x = 8,080.55