Finding the Fourth Proportional to 8,749.58, 13,128.24 and 4,588.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,749.58 : 13,128.24 = 4,588.59 : x
2. Step 2: Convert to fraction form
   8,749.58/13,128.24 = 4,588.59/x
3. Step 3: Cross multiply
   8,749.58x = 13,128.24 × 4,588.59
4. Step 4: Simplify right side
   8,749.58x = 60,240,110.78
5. Step 5: Solve for x
   x = 60,240,110.78/8,749.58
6. Step 6: Final answer
   x = 6,884.92