Finding the Fourth Proportional to 5,373.59, 8,063.32 and 2,086.81

Step by Step Solution

1. Step 1: Write the proportion equation
   5,373.59 : 8,063.32 = 2,086.81 : x
2. Step 2: Convert to fraction form
   5,373.59/8,063.32 = 2,086.81/x
3. Step 3: Cross multiply
   5,373.59x = 8,063.32 × 2,086.81
4. Step 4: Simplify right side
   5,373.59x = 16,826,591.43
5. Step 5: Solve for x
   x = 16,826,591.43/5,373.59
6. Step 6: Final answer
   x = 3,131.35