Finding the Fourth Proportional to 10,555.72, 14,567.28 and 5,840.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,555.72 : 14,567.28 = 5,840.04 : x
2. Step 2: Convert to fraction form
   10,555.72/14,567.28 = 5,840.04/x
3. Step 3: Cross multiply
   10,555.72x = 14,567.28 × 5,840.04
4. Step 4: Simplify right side
   10,555.72x = 85,073,497.89
5. Step 5: Solve for x
   x = 85,073,497.89/10,555.72
6. Step 6: Final answer
   x = 8,059.47