Finding the Fourth Proportional to 5,172.89, 7,757.95 and 2,250.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,172.89 : 7,757.95 = 2,250.50 : x
2. Step 2: Convert to fraction form
   5,172.89/7,757.95 = 2,250.50/x
3. Step 3: Cross multiply
   5,172.89x = 7,757.95 × 2,250.50
4. Step 4: Simplify right side
   5,172.89x = 17,459,255.22
5. Step 5: Solve for x
   x = 17,459,255.22/5,172.89
6. Step 6: Final answer
   x = 3,375.15