Finding the Fourth Proportional to 3,861.94, 5,743.23 and 3,738.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,861.94 : 5,743.23 = 3,738.92 : x
2. Step 2: Convert to fraction form
   3,861.94/5,743.23 = 3,738.92/x
3. Step 3: Cross multiply
   3,861.94x = 5,743.23 × 3,738.92
4. Step 4: Simplify right side
   3,861.94x = 21,473,444.46
5. Step 5: Solve for x
   x = 21,473,444.46/3,861.94
6. Step 6: Final answer
   x = 5,560.28