Finding the Fourth Proportional to 6,120.34, 8,382.78 and 5,761.29

Step by Step Solution

1. Step 1: Write the proportion equation
   6,120.34 : 8,382.78 = 5,761.29 : x
2. Step 2: Convert to fraction form
   6,120.34/8,382.78 = 5,761.29/x
3. Step 3: Cross multiply
   6,120.34x = 8,382.78 × 5,761.29
4. Step 4: Simplify right side
   6,120.34x = 48,295,626.59
5. Step 5: Solve for x
   x = 48,295,626.59/6,120.34
6. Step 6: Final answer
   x = 7,891.00