Finding the Fourth Proportional to 11,558.05, 17,326.51 and 4,160.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,558.05 : 17,326.51 = 4,160.82 : x
2. Step 2: Convert to fraction form
   11,558.05/17,326.51 = 4,160.82/x
3. Step 3: Cross multiply
   11,558.05x = 17,326.51 × 4,160.82
4. Step 4: Simplify right side
   11,558.05x = 72,092,489.34
5. Step 5: Solve for x
   x = 72,092,489.34/11,558.05
6. Step 6: Final answer
   x = 6,237.43