Finding the Fourth Proportional to 5,884.76, 8,111.21 and 5,728.93

Step by Step Solution

1. Step 1: Write the proportion equation
   5,884.76 : 8,111.21 = 5,728.93 : x
2. Step 2: Convert to fraction form
   5,884.76/8,111.21 = 5,728.93/x
3. Step 3: Cross multiply
   5,884.76x = 8,111.21 × 5,728.93
4. Step 4: Simplify right side
   5,884.76x = 46,468,551.01
5. Step 5: Solve for x
   x = 46,468,551.01/5,884.76
6. Step 6: Final answer
   x = 7,896.43