Finding the Fourth Proportional to 5,958.93, 8,194.16 and 5,171.61

Step by Step Solution

1. Step 1: Write the proportion equation
   5,958.93 : 8,194.16 = 5,171.61 : x
2. Step 2: Convert to fraction form
   5,958.93/8,194.16 = 5,171.61/x
3. Step 3: Cross multiply
   5,958.93x = 8,194.16 × 5,171.61
4. Step 4: Simplify right side
   5,958.93x = 42,377,012.73
5. Step 5: Solve for x
   x = 42,377,012.73/5,958.93
6. Step 6: Final answer
   x = 7,111.51