Finding the Fourth Proportional to 5,081.37, 7,623.81 and 3,631.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,081.37 : 7,623.81 = 3,631.83 : x
2. Step 2: Convert to fraction form
   5,081.37/7,623.81 = 3,631.83/x
3. Step 3: Cross multiply
   5,081.37x = 7,623.81 × 3,631.83
4. Step 4: Simplify right side
   5,081.37x = 27,688,381.87
5. Step 5: Solve for x
   x = 27,688,381.87/5,081.37
6. Step 6: Final answer
   x = 5,449.00