Finding the Fourth Proportional to 8,256.24, 12,373.56 and 7,156.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,256.24 : 12,373.56 = 7,156.08 : x
2. Step 2: Convert to fraction form
   8,256.24/12,373.56 = 7,156.08/x
3. Step 3: Cross multiply
   8,256.24x = 12,373.56 × 7,156.08
4. Step 4: Simplify right side
   8,256.24x = 88,546,185.24
5. Step 5: Solve for x
   x = 88,546,185.24/8,256.24
6. Step 6: Final answer
   x = 10,724.76