Finding the Fourth Proportional to 6,173.28, 8,519.31 and 3,814.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,173.28 : 8,519.31 = 3,814.56 : x
2. Step 2: Convert to fraction form
   6,173.28/8,519.31 = 3,814.56/x
3. Step 3: Cross multiply
   6,173.28x = 8,519.31 × 3,814.56
4. Step 4: Simplify right side
   6,173.28x = 32,497,419.15
5. Step 5: Solve for x
   x = 32,497,419.15/6,173.28
6. Step 6: Final answer
   x = 5,264.21