Finding the Fourth Proportional to 6,342.53, 9,499.92 and 3,217.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,342.53 : 9,499.92 = 3,217.15 : x
2. Step 2: Convert to fraction form
   6,342.53/9,499.92 = 3,217.15/x
3. Step 3: Cross multiply
   6,342.53x = 9,499.92 × 3,217.15
4. Step 4: Simplify right side
   6,342.53x = 30,562,667.63
5. Step 5: Solve for x
   x = 30,562,667.63/6,342.53
6. Step 6: Final answer
   x = 4,818.69