Finding the Fourth Proportional to 5,443.32, 8,158.48 and 3,790.92

Step by Step Solution

1. Step 1: Write the proportion equation
   5,443.32 : 8,158.48 = 3,790.92 : x
2. Step 2: Convert to fraction form
   5,443.32/8,158.48 = 3,790.92/x
3. Step 3: Cross multiply
   5,443.32x = 8,158.48 × 3,790.92
4. Step 4: Simplify right side
   5,443.32x = 30,928,145.00
5. Step 5: Solve for x
   x = 30,928,145.00/5,443.32
6. Step 6: Final answer
   x = 5,681.85