Finding the Fourth Proportional to 9,089.16, 12,544.20 and 5,551.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,089.16 : 12,544.20 = 5,551.62 : x
2. Step 2: Convert to fraction form
   9,089.16/12,544.20 = 5,551.62/x
3. Step 3: Cross multiply
   9,089.16x = 12,544.20 × 5,551.62
4. Step 4: Simplify right side
   9,089.16x = 69,640,631.60
5. Step 5: Solve for x
   x = 69,640,631.60/9,089.16
6. Step 6: Final answer
   x = 7,661.94