Finding the Fourth Proportional to 6,477.98, 8,939.34 and 3,826.24

Step by Step Solution

1. Step 1: Write the proportion equation
   6,477.98 : 8,939.34 = 3,826.24 : x
2. Step 2: Convert to fraction form
   6,477.98/8,939.34 = 3,826.24/x
3. Step 3: Cross multiply
   6,477.98x = 8,939.34 × 3,826.24
4. Step 4: Simplify right side
   6,477.98x = 34,204,060.28
5. Step 5: Solve for x
   x = 34,204,060.28/6,477.98
6. Step 6: Final answer
   x = 5,280.05