Finding the Fourth Proportional to 9,569.28, 13,204.98 and 5,376.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,569.28 : 13,204.98 = 5,376.72 : x
2. Step 2: Convert to fraction form
   9,569.28/13,204.98 = 5,376.72/x
3. Step 3: Cross multiply
   9,569.28x = 13,204.98 × 5,376.72
4. Step 4: Simplify right side
   9,569.28x = 70,999,480.07
5. Step 5: Solve for x
   x = 70,999,480.07/9,569.28
6. Step 6: Final answer
   x = 7,419.52