Finding the Fourth Proportional to 6,111.72, 8,431.84 and 3,593.92

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.72 : 8,431.84 = 3,593.92 : x
2. Step 2: Convert to fraction form
   6,111.72/8,431.84 = 3,593.92/x
3. Step 3: Cross multiply
   6,111.72x = 8,431.84 × 3,593.92
4. Step 4: Simplify right side
   6,111.72x = 30,303,358.41
5. Step 5: Solve for x
   x = 30,303,358.41/6,111.72
6. Step 6: Final answer
   x = 4,958.24