Finding the Fourth Proportional to 5,923.32, 8,167.14 and 3,930.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,923.32 : 8,167.14 = 3,930.72 : x
2. Step 2: Convert to fraction form
   5,923.32/8,167.14 = 3,930.72/x
3. Step 3: Cross multiply
   5,923.32x = 8,167.14 × 3,930.72
4. Step 4: Simplify right side
   5,923.32x = 32,102,740.54
5. Step 5: Solve for x
   x = 32,102,740.54/5,923.32
6. Step 6: Final answer
   x = 5,419.72