Finding the Fourth Proportional to 9,811.72, 13,539.72 and 5,833.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,811.72 : 13,539.72 = 5,833.27 : x
2. Step 2: Convert to fraction form
   9,811.72/13,539.72 = 5,833.27/x
3. Step 3: Cross multiply
   9,811.72x = 13,539.72 × 5,833.27
4. Step 4: Simplify right side
   9,811.72x = 78,980,842.48
5. Step 5: Solve for x
   x = 78,980,842.48/9,811.72
6. Step 6: Final answer
   x = 8,049.64