Finding the Fourth Proportional to 5,330.37, 7,981.56 and 3,761.91

Step by Step Solution

1. Step 1: Write the proportion equation
   5,330.37 : 7,981.56 = 3,761.91 : x
2. Step 2: Convert to fraction form
   5,330.37/7,981.56 = 3,761.91/x
3. Step 3: Cross multiply
   5,330.37x = 7,981.56 × 3,761.91
4. Step 4: Simplify right side
   5,330.37x = 30,025,910.38
5. Step 5: Solve for x
   x = 30,025,910.38/5,330.37
6. Step 6: Final answer
   x = 5,632.99