Finding the Fourth Proportional to 11,558.10, 17,335.77 and 3,238.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,558.10 : 17,335.77 = 3,238.72 : x
2. Step 2: Convert to fraction form
   11,558.10/17,335.77 = 3,238.72/x
3. Step 3: Cross multiply
   11,558.10x = 17,335.77 × 3,238.72
4. Step 4: Simplify right side
   11,558.10x = 56,145,705.01
5. Step 5: Solve for x
   x = 56,145,705.01/11,558.10
6. Step 6: Final answer
   x = 4,857.69