Finding the Fourth Proportional to 6,141.77, 8,474.34 and 3,902.83

Step by Step Solution

1. Step 1: Write the proportion equation
   6,141.77 : 8,474.34 = 3,902.83 : x
2. Step 2: Convert to fraction form
   6,141.77/8,474.34 = 3,902.83/x
3. Step 3: Cross multiply
   6,141.77x = 8,474.34 × 3,902.83
4. Step 4: Simplify right side
   6,141.77x = 33,073,882.15
5. Step 5: Solve for x
   x = 33,073,882.15/6,141.77
6. Step 6: Final answer
   x = 5,385.08