Finding the Fourth Proportional to 5,704.72, 7,875.99 and 5,351.76

Step by Step Solution

1. Step 1: Write the proportion equation
   5,704.72 : 7,875.99 = 5,351.76 : x
2. Step 2: Convert to fraction form
   5,704.72/7,875.99 = 5,351.76/x
3. Step 3: Cross multiply
   5,704.72x = 7,875.99 × 5,351.76
4. Step 4: Simplify right side
   5,704.72x = 42,150,408.24
5. Step 5: Solve for x
   x = 42,150,408.24/5,704.72
6. Step 6: Final answer
   x = 7,388.69