Finding the Fourth Proportional to 5,300.91, 7,943.93 and 3,983.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,300.91 : 7,943.93 = 3,983.82 : x
2. Step 2: Convert to fraction form
   5,300.91/7,943.93 = 3,983.82/x
3. Step 3: Cross multiply
   5,300.91x = 7,943.93 × 3,983.82
4. Step 4: Simplify right side
   5,300.91x = 31,647,187.21
5. Step 5: Solve for x
   x = 31,647,187.21/5,300.91
6. Step 6: Final answer
   x = 5,970.14