Finding the Fourth Proportional to 5,855.72, 8,077.82 and 3,967.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,855.72 : 8,077.82 = 3,967.34 : x
2. Step 2: Convert to fraction form
   5,855.72/8,077.82 = 3,967.34/x
3. Step 3: Cross multiply
   5,855.72x = 8,077.82 × 3,967.34
4. Step 4: Simplify right side
   5,855.72x = 32,047,458.40
5. Step 5: Solve for x
   x = 32,047,458.40/5,855.72
6. Step 6: Final answer
   x = 5,472.85