Finding the Fourth Proportional to 10,883.25, 15,018.89 and 5,915.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,883.25 : 15,018.89 = 5,915.25 : x
2. Step 2: Convert to fraction form
   10,883.25/15,018.89 = 5,915.25/x
3. Step 3: Cross multiply
   10,883.25x = 15,018.89 × 5,915.25
4. Step 4: Simplify right side
   10,883.25x = 88,840,459.50
5. Step 5: Solve for x
   x = 88,840,459.50/10,883.25
6. Step 6: Final answer
   x = 8,163.05