Finding the Fourth Proportional to 9,550.84, 13,180.28 and 5,359

Step by Step Solution

1. Step 1: Write the proportion equation
   9,550.84 : 13,180.28 = 5,359 : x
2. Step 2: Convert to fraction form
   9,550.84/13,180.28 = 5,359/x
3. Step 3: Cross multiply
   9,550.84x = 13,180.28 × 5,359
4. Step 4: Simplify right side
   9,550.84x = 70,633,120.52
5. Step 5: Solve for x
   x = 70,633,120.52/9,550.84
6. Step 6: Final answer
   x = 7,395.49