Finding the Fourth Proportional to 8,256.15, 11,389.89 and 5,527.41

Step by Step Solution

1. Step 1: Write the proportion equation
   8,256.15 : 11,389.89 = 5,527.41 : x
2. Step 2: Convert to fraction form
   8,256.15/11,389.89 = 5,527.41/x
3. Step 3: Cross multiply
   8,256.15x = 11,389.89 × 5,527.41
4. Step 4: Simplify right side
   8,256.15x = 62,956,591.88
5. Step 5: Solve for x
   x = 62,956,591.88/8,256.15
6. Step 6: Final answer
   x = 7,625.42