Finding the Fourth Proportional to 3,800.89, 5,703.89 and 2,861.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,800.89 : 5,703.89 = 2,861.84 : x
2. Step 2: Convert to fraction form
   3,800.89/5,703.89 = 2,861.84/x
3. Step 3: Cross multiply
   3,800.89x = 5,703.89 × 2,861.84
4. Step 4: Simplify right side
   3,800.89x = 16,323,620.56
5. Step 5: Solve for x
   x = 16,323,620.56/3,800.89
6. Step 6: Final answer
   x = 4,294.68