Finding the Fourth Proportional to 3,723.92, 5,594.58 and 3,513.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,723.92 : 5,594.58 = 3,513.76 : x
2. Step 2: Convert to fraction form
   3,723.92/5,594.58 = 3,513.76/x
3. Step 3: Cross multiply
   3,723.92x = 5,594.58 × 3,513.76
4. Step 4: Simplify right side
   3,723.92x = 19,658,011.42
5. Step 5: Solve for x
   x = 19,658,011.42/3,723.92
6. Step 6: Final answer
   x = 5,278.85