Finding the Fourth Proportional to 8,729.59, 12,042.91 and 5,896.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,729.59 : 12,042.91 = 5,896.05 : x
2. Step 2: Convert to fraction form
   8,729.59/12,042.91 = 5,896.05/x
3. Step 3: Cross multiply
   8,729.59x = 12,042.91 × 5,896.05
4. Step 4: Simplify right side
   8,729.59x = 71,005,599.51
5. Step 5: Solve for x
   x = 71,005,599.51/8,729.59
6. Step 6: Final answer
   x = 8,133.90