Finding the Fourth Proportional to 9,339.84, 12,888.45 and 5,567.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,339.84 : 12,888.45 = 5,567.27 : x
2. Step 2: Convert to fraction form
   9,339.84/12,888.45 = 5,567.27/x
3. Step 3: Cross multiply
   9,339.84x = 12,888.45 × 5,567.27
4. Step 4: Simplify right side
   9,339.84x = 71,753,416.59
5. Step 5: Solve for x
   x = 71,753,416.59/9,339.84
6. Step 6: Final answer
   x = 7,682.51