Finding the Fourth Proportional to 5,789.82, 8,045.36 and 5,729.60

Step by Step Solution

1. Step 1: Write the proportion equation
   5,789.82 : 8,045.36 = 5,729.60 : x
2. Step 2: Convert to fraction form
   5,789.82/8,045.36 = 5,729.60/x
3. Step 3: Cross multiply
   5,789.82x = 8,045.36 × 5,729.60
4. Step 4: Simplify right side
   5,789.82x = 46,096,694.66
5. Step 5: Solve for x
   x = 46,096,694.66/5,789.82
6. Step 6: Final answer
   x = 7,961.68