Finding the Fourth Proportional to 6,156.42, 8,493.15 and 4,166.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,156.42 : 8,493.15 = 4,166.28 : x
2. Step 2: Convert to fraction form
   6,156.42/8,493.15 = 4,166.28/x
3. Step 3: Cross multiply
   6,156.42x = 8,493.15 × 4,166.28
4. Step 4: Simplify right side
   6,156.42x = 35,384,840.98
5. Step 5: Solve for x
   x = 35,384,840.98/6,156.42
6. Step 6: Final answer
   x = 5,747.63