Finding the Fourth Proportional to 9,539.72, 13,162.32 and 5,759.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,539.72 : 13,162.32 = 5,759.88 : x
2. Step 2: Convert to fraction form
   9,539.72/13,162.32 = 5,759.88/x
3. Step 3: Cross multiply
   9,539.72x = 13,162.32 × 5,759.88
4. Step 4: Simplify right side
   9,539.72x = 75,813,383.72
5. Step 5: Solve for x
   x = 75,813,383.72/9,539.72
6. Step 6: Final answer
   x = 7,947.13