Finding the Fourth Proportional to 9,089.12, 12,541.56 and 5,552.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,089.12 : 12,541.56 = 5,552.48 : x
2. Step 2: Convert to fraction form
   9,089.12/12,541.56 = 5,552.48/x
3. Step 3: Cross multiply
   9,089.12x = 12,541.56 × 5,552.48
4. Step 4: Simplify right side
   9,089.12x = 69,636,761.07
5. Step 5: Solve for x
   x = 69,636,761.07/9,089.12
6. Step 6: Final answer
   x = 7,661.55