Finding the Fourth Proportional to 5,315.73, 7,335.52 and 2,957.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,315.73 : 7,335.52 = 2,957.82 : x
2. Step 2: Convert to fraction form
   5,315.73/7,335.52 = 2,957.82/x
3. Step 3: Cross multiply
   5,315.73x = 7,335.52 × 2,957.82
4. Step 4: Simplify right side
   5,315.73x = 21,697,147.77
5. Step 5: Solve for x
   x = 21,697,147.77/5,315.73
6. Step 6: Final answer
   x = 4,081.69