Finding the Fourth Proportional to 8,807.52, 12,157.20 and 5,825.28

Step by Step Solution

1. Step 1: Write the proportion equation
   8,807.52 : 12,157.20 = 5,825.28 : x
2. Step 2: Convert to fraction form
   8,807.52/12,157.20 = 5,825.28/x
3. Step 3: Cross multiply
   8,807.52x = 12,157.20 × 5,825.28
4. Step 4: Simplify right side
   8,807.52x = 70,819,094.02
5. Step 5: Solve for x
   x = 70,819,094.02/8,807.52
6. Step 6: Final answer
   x = 8,040.75