Finding the Fourth Proportional to 5,194.52, 7,168.82 and 2,957.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,194.52 : 7,168.82 = 2,957.12 : x
2. Step 2: Convert to fraction form
   5,194.52/7,168.82 = 2,957.12/x
3. Step 3: Cross multiply
   5,194.52x = 7,168.82 × 2,957.12
4. Step 4: Simplify right side
   5,194.52x = 21,199,010.37
5. Step 5: Solve for x
   x = 21,199,010.37/5,194.52
6. Step 6: Final answer
   x = 4,081.04