Finding the Fourth Proportional to 6,520.37, 8,994.78 and 4,126.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,520.37 : 8,994.78 = 4,126.31 : x
2. Step 2: Convert to fraction form
   6,520.37/8,994.78 = 4,126.31/x
3. Step 3: Cross multiply
   6,520.37x = 8,994.78 × 4,126.31
4. Step 4: Simplify right side
   6,520.37x = 37,115,205.69
5. Step 5: Solve for x
   x = 37,115,205.69/6,520.37
6. Step 6: Final answer
   x = 5,692.20