Finding the Fourth Proportional to 9,569.72, 13,210.80 and 5,589.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,569.72 : 13,210.80 = 5,589.56 : x
2. Step 2: Convert to fraction form
   9,569.72/13,210.80 = 5,589.56/x
3. Step 3: Cross multiply
   9,569.72x = 13,210.80 × 5,589.56
4. Step 4: Simplify right side
   9,569.72x = 73,842,559.25
5. Step 5: Solve for x
   x = 73,842,559.25/9,569.72
6. Step 6: Final answer
   x = 7,716.27