Finding the Fourth Proportional to 3,981.34, 5,494.92 and 2,303.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,981.34 : 5,494.92 = 2,303.77 : x
2. Step 2: Convert to fraction form
   3,981.34/5,494.92 = 2,303.77/x
3. Step 3: Cross multiply
   3,981.34x = 5,494.92 × 2,303.77
4. Step 4: Simplify right side
   3,981.34x = 12,659,017.28
5. Step 5: Solve for x
   x = 12,659,017.28/3,981.34
6. Step 6: Final answer
   x = 3,179.59