Finding the Fourth Proportional to 10,570.87, 14,588.13 and 5,855.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,570.87 : 14,588.13 = 5,855.59 : x
2. Step 2: Convert to fraction form
   10,570.87/14,588.13 = 5,855.59/x
3. Step 3: Cross multiply
   10,570.87x = 14,588.13 × 5,855.59
4. Step 4: Simplify right side
   10,570.87x = 85,422,108.15
5. Step 5: Solve for x
   x = 85,422,108.15/10,570.87
6. Step 6: Final answer
   x = 8,080.90