Finding the Fourth Proportional to 10,570.88, 14,586.81 and 5,855.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,570.88 : 14,586.81 = 5,855.06 : x
2. Step 2: Convert to fraction form
   10,570.88/14,586.81 = 5,855.06/x
3. Step 3: Cross multiply
   10,570.88x = 14,586.81 × 5,855.06
4. Step 4: Simplify right side
   10,570.88x = 85,406,647.76
5. Step 5: Solve for x
   x = 85,406,647.76/10,570.88
6. Step 6: Final answer
   x = 8,079.43