Finding the Fourth Proportional to 9,300.48, 13,949.64 and 3,456.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.48 : 13,949.64 = 3,456.42 : x
2. Step 2: Convert to fraction form
   9,300.48/13,949.64 = 3,456.42/x
3. Step 3: Cross multiply
   9,300.48x = 13,949.64 × 3,456.42
4. Step 4: Simplify right side
   9,300.48x = 48,215,814.69
5. Step 5: Solve for x
   x = 48,215,814.69/9,300.48
6. Step 6: Final answer
   x = 5,184.23