Finding the Fourth Proportional to 9,818.62, 13,550.17 and 5,626.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,818.62 : 13,550.17 = 5,626.88 : x
2. Step 2: Convert to fraction form
   9,818.62/13,550.17 = 5,626.88/x
3. Step 3: Cross multiply
   9,818.62x = 13,550.17 × 5,626.88
4. Step 4: Simplify right side
   9,818.62x = 76,245,180.57
5. Step 5: Solve for x
   x = 76,245,180.57/9,818.62
6. Step 6: Final answer
   x = 7,765.37