Finding the Fourth Proportional to 5,196.33, 7,750.68 and 5,040.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,196.33 : 7,750.68 = 5,040.72 : x
2. Step 2: Convert to fraction form
   5,196.33/7,750.68 = 5,040.72/x
3. Step 3: Cross multiply
   5,196.33x = 7,750.68 × 5,040.72
4. Step 4: Simplify right side
   5,196.33x = 39,069,007.69
5. Step 5: Solve for x
   x = 39,069,007.69/5,196.33
6. Step 6: Final answer
   x = 7,518.58